List of companies in Japan

From Sega Retro

Name Founded Defunct Headquarters
3D-Ages 2002-10[1] 2005 Japan
3goo 2009 Yoyogi, Shibuya, Tokyo, Japan
5pb. Records Japan
81 Produce 1981-02-03[2] Japan
9003 19xx 1996 Japan
A-1 Pictures 2005-05-09[3] Japan
A-Wave 1985-08[4] Setagaya, Tokyo, Japan
AAC Stunts 1987[5] Bunkyō-ku, Tokyo, Japan[5]
ADK 1980 (As Alpha Denshi) 2001-2003 (SNK acquired the IP) Japan
ADS 19xx Japan
AG Square 2008-05[6] Japan
AIA 2000-12 200X Japan
AIC Spirits 199x 199x Go Building, 1st Floor-West, 4-4-21 Kami-Shakujii, Nerima, Tokyo 177-0044, Japan[7]
ALU 1990-11-02[8] 200X Chiyoda-ku, Tokyo, Japan[8]
AQ Interactive 2005-10-01 2011-10-05 Japan
ASCII 1977-05-24 2002 (stopped game production) Chiyoda-ku, Tokyo, Japan
ASCII Media Works 2008-04 2019 (halted video game production) Japan
ASCII Something Good 1996-04[9] 2007-04 (stopped game production) Japan
ASK Kodansha 1981-11 Japan
Abel 1997-12[10] Kita-ku, Tokyo, Japan[10]
Access 1979-04[11] Tokyo, Japan
Acura 1986-03-27 Torrance, California, United States, Minato, Tokyo, Japan
Adventure Planning Service 1987-08-22[12] 3-chōme-29-21 Higashiōizumi, Nerima, Tokyo 178-0063, Japan[13]
Affect 1990-11-08[14] 2nd floor, K.S.T. Building, 2-chōme-1-15 Nishimagome, Ōta-ku, Tokyo 143-0026, Japan (former)[14], 2nd floor, Hamamatsucho Diamond Building, 2-chōme-2-15 Hamamatsuchō, Minato-ku, Tokyo 105-0013, Japan[15]
Agni-Flare 2010-12-21[16] 2 Chome−17−19 Nisso 15th Building 6F Kohoku Ward, 222-0033 Kanagawa, Shin-Yokohama, Yokohama, Japan
Aicom 1990 Japan
Aisystem Tokyo 1989-05-02 2005 Chiyoda, Tokyo, Japan
Akita Shoten 1948-08-10 Chiyoda, Tokyo, Japan
Alchemist 1991-08 2016 Japan
Alfa Records 1977 1998-10 Japan
Alfa System 1988-01[17] Kumamoto, Kumamoto, Japan
All Japan Pro-Wrestling 19xx Japan
Alpha Stunts 1991[18] Japan
AlphaUnit 1995-07-07[19] 2021 3-chōme−25−2, Nishiikebukuro, Toshima City, Tokyo 171-0021, Japan[19]
Altron 1983-09-10[20] Minato-ku, Tokyo, Japan
Amusement Vision 2000-04-21[22] 2004-07-01[21] Japan
Ancient 1990-04-01[23] Hino, Tokyo, Japan
Anima 1997-10[24] Japan
Anime International Company 1982-07-15[7] Go Building, 1st Floor-West, 4-4-21 Kami-Shakujii, Nerima, Tokyo 177-0044, Japan[7]
Aniplex 1995-09[25] Japan
Aoi Studio 1955-12-27[26] 1-1-14 Azabu-jyuban, Minato-Ku Tokyo, Japan, 106-0045[26]
Aoni Production 1969-04-01[27] Japan
Aorn 1995-03[28] 199x 4th Floor, NT Building, 3-chōme-5-9 Nishinakajima, Yodogawa Ward, Osaka, 532-0011, Japan[28]
Aplix Corporation 1986-02-22[29] Japan
Aprinet 19xx 199X Japan
AquaPlus 1994-10-03[30] Japan
Arc System Works 1988-05[31] Yokohama, Kanagawa, Japan
Aroma 19xx Sakai, Osaka, Japan[32]
Artdink 1986-04-21[33] Tokyo, Japan
Artoon 1999-08-27[35] 2011-08[34] 横浜市港北区新横浜3-17-6 イノテックビル9F, Japan
Arts Vision 1984-06-01[36] Japan
Arzest 2010-06-25[37] Innotech Bldg. 7F, Shinyokohama 3-17-6, Kohoku-ku, Yokohama 222-0033, Japan
Asahi Broadcasting Corporation 1949-12-15 1-30 Fukushima Itchome, Fukushima, Osaka, Japan
Asahi Denshi 1984-02 Fukushima Prefecture, Japan
Asatsu 1956 1998 Japan
Asatsu-DK 1998 Japan
Asmik 1985 Japan
Asmik Ace Entertainment 1998[38] Japan
Aspect 1991-03-25 2018-10-31 Toshima-ku, Tokyo, Japan
Aspect 1985-12 Japan
Atelier Double 1986 2004? Japan
Athena 1987-07[39] 2013-12 Japan
Atlus 1986-04-07 Shinjuku-ku, Tokyo, Japan
Atmark Japan
Attic Arcade 1999-09-02[40] Sumitomo Fudosan Osaki Garden Tower, 1-1-1 Nishi-Shinagawa, Shinagawa, Tokyo 141-0033, Japan[40]
Atypical Alchemists Associate 1998 Japan
Audio Tanaka 1990 Japan
Avant 1994-07-14[41] Japan
Avex 1988-04-11 Japan
Axela 1996-07-10[42] 2000-09 Shibuya, Tokyo, Japan[42]
Axes Art Amuse 1992-11-11[43] Shinjuku, Tokyo, Japan[43]
B-Factory 1996-07-01[44] Shinagawa, Tokyo, Japan[45]
B-Link 2004-04[46] GS Kawasaki Building, 3rd Floor, 6-12 Miyamoto, Kawasaki, Kawasaki City, Kanagawa 210-0004, Japan[47]
BEC 1990-12[48] 2011-04[48] 1-chōme-11-7 Higashinakano, Nakano, Tokyo 164-0003, Japan[49]
BMG Japan 1987-09-21[50] 2009-10 Japan
Bandai 1950-07-05[51] Taitou-ku, Tokyo, Japan
Bandai Namco Entertainment 2006-03-31[52] (as Bandai Namco Games) Shinagawa, Tokyo, Japan
Banpresto 1977 2008 (stopped game production) Japan
Basiscape 2002-10-04[53] Japan
Bauhaus Entertainment Japan
Bell 19xx Japan
Bestsellers 1986-12-03[54] 2nd Floor, City Otowa Building, 1-chōme-15-15 Otowa, Bunkyō City, Tokyo 112-0013, Japan[54]
Betop 19xx 1998 Ōta-ku, Tokyo, Japan
Bimboosoft 1998-10[55] Saitama, Japan[55]
Biox 1987-10[56] 2013 Nishi-ku, Osaka, Japan[57]
Bits Laboratory 1985-12-24[58] 200X Japan
Bitster 2006-06-16[59] #506, Nagatani Take Eight building, 3-chōme−11−12, Shinjuku, Shinjuku, Tokyo 160-0022, Japan[59]
Bliss Brain 20xx Pyramid Bldg 6F, 2-23-4, Misuji, Taito-ku, Tokyo, 111-0055, Japan[60]
Bottle Cube 2001-09-10[61] Mansard Daikanyama Building, 10-1 Sarugaku, Shibuya, Tokyo 150-0033, Japan[61]
Bottom Up 19xx 2000-03 Japan
Brave Wave 2014-01-14[62] Tokyo, Japan
Broccoli 1994-03-25[63] Nerima, Tokyo, Japan[63]
Brushup 2010-04[64] Japan
Buildup 1989-02-01[65] 3-38-5, Jingumae, Shibuya-ku Tokyo 150, Japan[66]
Bullet-Proof Software 1983 2001-02 Japan
C's Ware 1993 2003 Yokohama, Kanagawa, Japan
C-lab. 1990-03-03[67] Japan
CA Sega Joypolis 2015-04-01[68] Japan
CRC Research Institute 1958-11-13[70] 2006-10[69] Kōtō, Tokyo, Japan[70]
CRI Middleware 2001-08-01[71] Japan
CSK 1968-10 Japan
CSK Research Institute 1988 Japan
CYX 19xx Japan
Camelot Software Planning 1994-04-04[72] Japan
Canelon Toys 1884[73][74] Chiyoda, Tokyo, Japan
Capcom 1979-05-30[75] Osaka, Japan
CaramelPot 1999 200X Japan
CareerSoft 19xx 2001 Minato, Tokyo, Japan[76]
Cave 1994-06 Japan
Cavia 2000-03-01 2011-08[34] Japan
Cepia 1994[77] 2010[77] Japan
Chameleon House 19xx Japan
Chatnoir 1983-07 20XX Japan
Chicken Head 1990-02-26[78] #403, Daiichi Sakairi Green Park Building, 5-chōme-30-1 Kamata, Ōta-ku, Tokyo 144-0052, Japan[78]
Chime 1990-08-02[79] Shinjuku, Tokyo, Japan[79]
Chunsoft 1984 Minato, Tokyo, Japan
City Connection 2005-04[80] Hatsunemori Building, 3rd, 7th, and 9th Floors, 2-27-9 Higashi-Nihonbashi, Chuo, Tokyo 103-0004, Japan[80]
Clef 19xx 200X Hakata, Fukuoka, Japan[81]
Climax Entertainment 1990-04[82] Circa 2014-2015 Tokyo, Japan
Cocktail Soft 1989-08-10 Shinjuku, Tokyo, Japan[83]
Coconuts Japan 1983-03[84] 2002 Shibuya, Tokyo, Japan
Columbus Circle 2006-03-01[85] Taito, Tokyo, Japan
Compile 1982-04-07[86] 2002 Japan
Compile Heart 2006-06 Japan
Compozila 1987-10 Minato, Tokyo, Japan
Coolnet Entertainment Japan
Cosmos Computer 19xx Japan
Crazy Games 1996-12[87] 2003 Shinjuku, Tokyo, Japan[87]
Cream 19xx Japan
Creek & River 1990-03-20[88] Japan
Crosstalk 1979-10[89] 1-chōme-9-20 Midori, Minami Ward, Hiroshima 734-0005, Japan[89]
Crux 1984[90] 1985 Japan
Crypton Future Media 1995-07[91] Japan
Crystal Vision 19xx Japan
Cube 1989-11 Japan
Culture Brain 1980-10 Katsushika, Tokyo, Japan
Cybelle 1992-10-01[92] 4-chōme-2-2 Ōsaki, Shinagawa City, Tokyo 141-0032, Japan[93]
CyberConnect2 1996-02-16 Fukuoka, Japan
CyberFront 1998-08 2013-12 Japan
Cyclone System 19xx Not before 1992 Japan
D3Publisher 1992-02-05[94] Japan
D4 Enterprise 2004-03-03[95] 5-14-1 Ginza, Chūō, Tokyo 104-0061, Japan[95]
DaZZ 1995-10 200X Japan
Daihatsu Motor 1951-03-01 Ikeda, Osaka, Japan
Daiki 19xx Japan
Daikoku Denki 1973 Japan
Dartslive 2003-11[96] Japan
Data East 1976-04-20 2003-06-25 Suginami, Tokyo, Japan
Data West 1984-05-29[97][98] 3-chōme-8-28 Hanatenhigashi, Tsurumi Ward, Osaka 538-0044, Japan[98]
Datam Polystar 1990-05-30[99] 2019-02-07 Chiyoda, Tokyo, Japan
Datt Japan 1986-04-02[100] DAT Building, Kita 32-jo Nishi 10-chome, Kita, Sapporo 001-0032, Japan[100]
Delfi Sound 2005-04-01[101] 東京都渋谷区代官山町14-23 セントラル代官山B1F, Japan
Dempa Micomsoft 1983-10[102] Shinagawa-ku, Tokyo, Japan
Den'no Shokai 1987-09[103][104] 5-chōme-4-8 Shimotakaido, Suginami, Tokyo 168-0073, Japan[103]
Denshi Media Services 1987-01 2001-03 Japan
Dentsu 1901 Minato, Tokyo, Japan
DigiCube 1996-02-06[106] 2003-11-26[105] Tokyo, Japan
Digital Design Studio 1995-05[107] Japan
Digital Factory 19xx Japan
Digital Frontier 1993 Japan
Digital Garage 1995-08-17[108] Digital Gate Building, 3-chōme-5-7 Ebisuminami, Shibuya-ku, Tokyo 150-0022, Japan[109]
Digital Hearts 2001-04 Japan
Digital Media Lab 1995-03[110] 4th Floor, Hatchobori Plaza Building, 3-27-10 Hatchobori, Chūō, Tokyo 104-0032, Japan[110]
DigitalRex 2003-10-01[111][112] 2004-07-01[21] Ohta-ku, Tokyo, Japan
Digitalscape 1995-10[113] Japan
Digitalware 1995-03[114] Japan
Dimps 2000-03-06 Osaka, Japan
Dingo 1998-08-14[115] 2017-03-21 Shibuya, Tokyo, Japan
Dorasu 2000-04[116] Nagoya, Aichi, Japan[116]
Dragnet 1990[117] #402, Etoile V Building, 1-chōme-7-13 Kōfūen, Nishinomiya, Hyogo 662-0832, Japan[117][118]
DreamFactory 1995[119] Tokyo, Japan
DryIce 19xx Japan
Dwango 1997-08-06[120] Japan
E.L.S. 19xx #204, 2nd Floor, Shinkawa Building, 1-chōme-29 Takaidonishi, Suginami, Tokyo 168-0071, Japan
EXA Planning 1986-07-15[121][122] Japan
Eastworld 1978-07-05 2013-04-01 Tokyo, Japan
Ecole Software 1989-03-31[123] Nishinomiya, Hyogo, Japan[123]
Ecseco Development 19xx Japan
Edia 1999-04-09[124] Kobun Kosan Building, 7th Floor, 2-4-3 Hitotsubashi, Chiyoda, Tokyo 101-0003, Japan[124]
Eighting 1993-03 Japan
Eleca 1980-12-03[125] 2005[125] Japan
Electronic Arts Victor 1992-09 1998 Tokyo, Japan
Eleven 1993[126] Japan
Elf 1989-04 Shinkoenji Twin Building, 1st Floor, 1-chōme-7-7 Umezato, Suginami, Tokyo 166-0011, Japan[127]
Enix 1982-08 2003 Shibuya, Tokyo, Japan
Enterbrain 2000 2017 Japan
Entergram 1999-08-05 Chūō-ku, Osaka, Japan
Entertainment Software Publishing 1997 2010-04 Japan
Epoch 1958-05-06[128] Japan
Esco Boueki 1968-06[129] 1985-05-01 Japan
Exe-Create 1997-06 Osaka, Japan
Extreme 2005-05-06[130] Metropolitan Plaza Bld 21F, 1-11-1, Nishiikebukuro, Toshima-ku, Tokyo, 171-0021, Japan
F Creative Factory 19xx Japan
FOG 1996-12-02 Machida, Tokyo, Japan
Face 19xx 1996 Japan
Face Music 1981-12-14[131] Japan
Fairytale 19xx Japan
Falcon 1984[132] Nishikasugai, Aichi, Japan (former)[133], Osaka, Kansai, Japan (former)[133], Iwakura, Aichi, Japan (former)[134]
Family Soft 19xx Japan
Feycraft 1994[136] 2000[135] 1-19-5 Yoyogi, Shibuya, Tokyo 151-0053, Japan[137]
Field Crew Service 2006-03[138] Japan
Fill in Cafe 1987 1998 Shinjuku-ku, Tokyo, Japan
First Smile Entertainment 1996-02-10[139] Japan
Flagship 1997-04-24 Chūō, Osaka, Japan
Flapper3 2009-02-13[140] Japan
Flight-Plan 1989-09-27[141] 2010-10[141] Gifu, Gifu, Japan[141]
For You 19xx Japan
FortyFive 1997-06 20xx Japan
Four Winds 1991-04[142] Japan
From Software 1986-11-01[143] Japan
FuRyu 2007-04-01[144] Shibuya, Tokyo, Japan
Fuji Television 1957 Japan
Fujicom 19xx 200x Japan
Fujimi Shobo 1972 2015 Tokyo, Japan
Fujitsu 1935 Japan
Fujitsu Parex 1994-11-16[145] 2004-06 Ota-ku, Tokyo, Japan[145]
Fun House 1984-04 1999-07 Japan
Funari 19xx Japan
Fupac 1992-03 Japan
Futabasha 1948-05 Shinjuku, Tokyo, Japan
Future Creates 1999-4-2 Osaka, Japan
Futureland 1985 Japan
G-Sat 1992-07[147] 1995[146] Japan
G-Walk 2002-01-15 Shinagawa-ku, Tokyo, Japan
G.rev 2000-07 Japan
GMF 19xx Japan
Gaga Communications 1986-01-28[148] Japan
Gai Brain 1992 Japan
Gainax 1984-12 2024-6-7 Japan
Gakken 1947 Tokyo, Japan
Game Arts 1985-03-02[149] Tokyo, Japan
Game Freak 1989-04-26 Setagaya-ku, Tokyo, Japan
Game Impact 2014[150] 1-chōme-15-3 Takayatakamigaoka, Higashihiroshima, Hiroshima 739-2115, Japan[151]
Game Studio 1985-08 2010-04 Japan
Gametech 1985-02[152] Japan
Gau Entertainment 1992-09 Japan
Geibunsha 1945-11-01[153] Japan
Genda Sega Entertainment 2012-10-01 2022-01-28 (as a Sega subsidiary) Japan
GeneX 2013-12 Japan
General Entertainment 1994-03-04[154] 2011-08 Tokyo, Japan
Genki 1990-10 Shinjuku-ku, Tokyo, Japan
Geo Factory 1992[155] Japan
Giga 1993-07-09 Chūō-ku, Osaka, Japan
Gimmick House 200X Japan
Givro 1989 1998 Tokyo, Japan
Glams 1991 1997 Japan
Global A Entertainment 1997-09-12[156] 4th Floor, M Building, 1-chōme-11-18 Kichijōji Higashichō, Musashino, Tokyo 180-0002, Japan[156]
Goblin Sound 19xx 1990 Japan
Gonzo 1992-09-11 Suginami, Tokyo, Japan
Goo! 19xx Japan
Good Navigate 2002-10[157] Japan
Graphic Research 1982-05 2005-06-28 Chuo-ku, Tokyo, Japan
Graphics Technologies 1991[158] 1995[158] Tokyo, Japan[158]
Grounding Inc. 2007-09-07[159] 5th Floor, VORT Suehirocho Building, Sotokanda 6-14-7, Chiyoda, Tokyo 101-0021, Japan[159]
Group SNE 1987-10-01[160] Japan
Gust 1993-10-01 Nagano, Nagano, Japan
H.I.C. 1990-06-29[161] 6th Floor, Pola Ebisu Building, 3-chōme-9-19 Higashi, Shibuya, Tokyo 150-0011, Japan (former)[162]
5th Floor, M&M Building, 2-chōme-13-12 Higashiueno, Taito, Tokyo 110-0015, Japan (current)[161]
H.a.n.d. 1993-02-26 Japan
HOT-B 1983 1993 Japan
Habit Soft Japan
Hackberry 1996-04 2014-10 (stopped game production) Japan
Hakuhodo 1895-10-06 Minato, Tokyo, Japan
Hakusensha 1973-12-01 Chiyota, Tokyo, Japan
Happinet 1991-10 Japan
Hasegawa 1941[163] Japan
Hashy Top-In 2007 Japan
Headroom 1992 Japan
Hertz 1987[164] 1993[164] Japan
HighTech Lab. Japan 1986-12[104] 1997-03[104] Kimoto Naka Meguro Building, 4-1 Higashiyama 1-chome, Meguro, Tokyo 153, Japan[165][104]
Highwaystar 1996-02[166] 200X Shibuya, Tokyo, Japan[166]
Hiroshima Trading Tokyo, Japan
Hitachi 1910[167] Japan
Hitmaker 2000-04-21[168] 2004-07-01[21] Japan
Hitmaker Records 2001 2003 Japan
Hobby Japan 1969-09-27 Shibuya-ku, Tokyo, Japan
Honda Motor Company 1946-10 Minato, Tokyo, Japan
Hori 1970-02 Japan
HoriPro 1963-01-16[169] Japan
Hudson Soft 1973-05-18 2012-03-01 Midtown Tower, Tokyo Midtown, Japan
Human 1983-05[170] 2000-01 Japan
Hunex 1992-10[171] Grand Chariot Kokubunji No. 1 Building, #202, 3-8-19 Minami, Kokubunji, Tokyo 185-0021, Japan[171]
I'MAX Not late than 1990 1998 Ōta-ku, Tokyo, Japan
I.S.C. 1986-04-01[172] 4-chōme-7-6 Tenjin, Chūō-ku, Fukuoka 810-0001, Japan[172]
I.T.L 1986-12[173] Ōta, Tokyo, Japan
IJO 2005-03-24[174] Japan
IPA Asia Bangkok, Central Thailand, Thailand[175], Burbank, California, United States[175], Hanoi, Red River Delta, Vietnam[175], Taipei, New Taipei City, Taiwan[175], Tokyo, Kantō, Japan[175]
ISCO 1987-08[176] Chiyoda-ku, Tokyo, Japan
Ichijinsha 1992-08-20[177] Japan
Idea Factory 1994-10-27 Japan
Ikegami Tsushinki 1946-09-10 Tokyo, Japan
Ikusabune 1991-03-28[178] 6th Floor, Kindai Group Building 6, 3-chōme-16-8 Minamiikebukuro, Toshima, Tokyo 171-0022

Japan[179]

Imadio Japan
Imageepoch 2005-06-09 2015-05-13 Japan
Imagica 1935 Japan
Imagica Imageworks 2006[180] Japan
Imagica Lab Japan
Imagine 1986-01-11[181] Japan
Imagineer 1986-01-27 Shinjuku-ku, Tokyo, Japan
Increment P 1994-05-01[182] PAX Building, 3rd Floor, 1-7-1 Shimomeguro, Meguro, Tokyo 153-0064, Japan[182]
Infini Entertainment Technology 1994-04[183][184] 2000[183][184] Japan
Information Global Service 19xx 1993? Japan
Inner Brain 1994-1995 1999-2000 Japan
Inter State 1985[185] Japan
Interlink 19xx Japan
Interprog 1988-08-06[186] Chiyoda, Tokyo, Japan[186]
Inti Creates 1996-05-08 Ichikawa, Chiba, Japan
Irem 1974-07-10 2013 (halted game production) Tokyo, Japan
Isao 1999-10-01 Japan
Ishimori Pro 1967 Japan
Ivy-Arts 1998-10-09[187] 3rd Floor, Innotech Building, 3-chōme−1-7-6 Shinyokohama, Kohoku, Yokohama, Kanagawa 222-0033, Japan[187]
J Wing 1994-09-09[188] 2004 1-7-4 Ukima, Kita, Tokyo 115-0051, Japan[188]
J.C.Staff 1986-01-18[189] Japan
J.League 1992 Japan
JP Multimedia Entertainment 19xx Japan
JVC 1927-09-13[190] 2011-10-01 Yokohama, Japan
Jaleco 1974 2014-05-21 Setagaya-ku, Tokyo, Japan
Jamsworks 2003-04-28 201, 1-5-5, Kamiosaki, Shinagawa-ku, Tokyo, Japan
Japan Action Enterprise 19xx Japan
Japan Art Media 1989-11-09[191] Taito, Tokyo, Japan[191]
Japan Football Association 1921 Tokyo, Japan
Japan Media Programming 1981-09-01[192][193] 2003 Japan
Japan Mix 19xx Japan
Japan System Supply 1985-09-25[196] 2000-10[194][195] 6th floor, TEK No. 2 Building, 1-chōme-23-20 Esakachō, Suita, Osaka 564-0063, Japan[196]
Jay Film 1990-03[197] Japan
Jorudan 1979-12[198][199] 2009 (ceased video game production) Shinjuku, Tokyo, Japan[198][199]
Jupiter 1992-06 Japan
KAZe 1987-02 Japan
KID 1987-12[200] 2006-11[200] Japan
KLON 1987-07-01[201] 201X Adachi, Tokyo, Japan[202]
KSS Circa 1988 Circa 2004-2005 Japan
Kadokawa Shoten 1945 Japan
Kaiyodo 1960-04-01[203] Japan
Kamata and Partners 19xx Japan
Kan's 1987-03-02[204] Takarazuka, Hyōgo, Japan[204]
Kaneko 1980 2006 Suginami, Tokyo, Japan
Karat 19xx Japan
Katsugekiza 2009[205] Japan
Keibunsha 1960-08 Nakano-ku, Tokyo, Japan
Kemco 1984 Kure, Hiroshima, Japan
Khaos Not late than 1982 199x Chūō-ku, Osaka, Japan[206]
King Records 1931-01[207] Japan
Kitty Films 1982 Japan
Kobi 1977-11[208] Round Cross Tsukiji Building, 3-9-9 Tsukiji, Chuo, Tokyo 104-0045, Japan[208]
Kodansha 1938-12 Japan
Kodansha Research Institute 19xx Japan
Koei 1978-07-25[209] Yokohama, Kanagawa, Japan
Koei Tecmo 2009-04-01 Yokohama, Japan
Koga Game Factory 1993 2010 Japan
Kogado Studio 1960 Japan
Konami 1969-03-21 Minato, Tokyo, Japan
Konno Sangyo 1970 Sumida, Tokyo, Japan
Kool Kizz 1995-02-23[210] 2004 2nd Floor, Hirota Building, 1-18-14 Shinjuku, Shinjuku, Tokyo 160-0022, Japan[210]
Kotobukiya 1953-01-07[211] Japan
Kumon Publishing 1988-02[212] Japan
Kusanagi 1990-10-01[213] Japan
Kuusoukagaku 1991-07 Sakado, Saitama, Japan
Kyosho 1963-10-10 Chiyoda, Tokyo, Japan
Kyugo 1967 2-6-14 Higashiyama, Meguro-Ku, Tokyo, Japan[214]
LAT 20xx Japan
Land Ho! 1999-06[215] Tokyo, Japan
Layup 1979-08-15[216] 1-chōme-5-7 Shibuya, Shibuya, Tokyo 150-0002, Japan[216]
Lexus 1989-09 Nagoya, Japan
Linguaphone Japan 19xx 3-8-16, Iwamoto-cho, Chiyoda-ku Tokyo 101, Japan[66]
Links DigiWorks 1982[217] 2010 Japan
Locus 1986-05 2009-02 Japan
Love-de-Lic 1995 2000 Japan
M.N.M Software 1987[218] Japan
M.S.C 1999 Tokyo, Japan
M2 1991-08-08[219] 2nd and 3rd Floor, 2-9-2 Tennodai, Abiko City, Chiba 270-1143, Japan[219]
MBA International 1987-06-18[220] MBA Building, 1-chōme-8-19 Mishuku, Setagaya, Tokyo 154-0005, Japan[220]
MBS 1950-12-27 Osaka, Japan
MIT Gathering 1990-02-22[221] Japan
MTO 1996-05-28[222] 2014 1-1-903 Ishikawacho, Naka, Yokohama, Kanagawa 231-0868, Japan[222]
Ma-Ba no later than 1986 1994 Japan
Madhouse 1972 Honchou, Nakano, Japan
Magical 1985-05-29[223] Chuuou-ku, Kobe, Hyogo, Japan
Mainichi Communications 1973-08 2011? (stopped game production) Japan
Make Software 1989-11 2000 (stopped game production) Japan
Marcus 19xx Japan
Marigul Management 1996[224] 2003[224] Japan
Marionette 1984-04-24[225] Japan
Marvelous 2011-10-05 Japan
Marvelous Entertainment 1997-06-25[226] 2011-10-05 Japan
Marza Animation Planet 2005-01-25[227] Tennoz Ocean Square., 18F, 2-2-20, Higashi-Shinagawa, Shinagawa-ku, Tokyo, 140-0002 Japan[227]
Masterpiece 1992-02-15 Tokyo, Japan
Masudaya 1724[228] Japan
Mausu Promotion 1969-04-08 Japan
Max Factory 1987-04-24[229] Chiyoda-ku, Tokyo, Japan
Mazda Motor Corporation 1920-01-30 3-1 Shinchi, Fuchū, Aki, Hiroshima, Japan
Mazdaspeed 1967 Hiroshima, Hiroshima, Japan
Mecano Associates 1985[230] 1993[230] Tokyo, Japan[231]
Media Creole 19xx Japan
Media Entertainment 1993-05-18[232] 2003-2004? Japan
Media Factory 1991-04 2001 (stopped game production) Japan
Media Gallop 19xx Japan
Media Garden 1994-07[233][234] Yokohama, Kanagawa, Japan[235][236]
Media Kite 1991-04-03[237] 東京都品川区西五反田1-3-8, Japan[237]
Media Quest 19xx 2002-07 Japan
Media Rings Corporation 1989-10 2007-04 Akasaka, Tokyo, Japan
Media.Vision 1993-03-01[238] Japan
MediaWorks 1992-10 2008-04 Japan
Megasoft 1991-12 1992-11 (ceased development), 1996 (dissolved) 4th Floor, 7-chōme-9-15 Ueno, Taito City, Tokyo 110-0005, Japan
Metro Corporation 1987-05-15[239] 〒532-0011, Yodogawa-ku, Osaka Nishinakajima 5-chome 12th No. 8 es Thi Esubiru, Japan
Micro Vision 1986-12 2021-07-31[240] Toshima, Tokyo, Japan[240]
Micro World 1991-12-13 1993-05 (renamed as CommSeed) Chiyoda, Tokyo, Japan
Microcabin 1982-11 Japan
Micronet 1982-08 Sapporo, Hokkaido, Japan
Milestone 2003-04-22 2013 Suginami-ku, Tokyo, Japan
Milksoft Japan
Minakuchi Engineering 1984-05 Circa 2002 Kōka, Shiga, Japan
Minato Giken 19xx 1997[241] Japan
Mitsubishi Motors 1970-04-22 Minato, Tokyo, Japan
Mitsui & Co. 1876 Japan
Monster Sport 1983-12-01[242] 3-35-3 Ebaracho, Nakano, Tokyo, Japan[242]
Mori Craft Animation 19xx Japan
Mugen Motorsports 1973 2-15-1 Hizaori, Asaka, Saitama, Japan
Multimedia Creators Network 1992[233] 1995[233] Meguro, Tokyo, Japan
Multisoft 19xx Japan
Mumin 19xx 1998 Japan
NBCUniversal Entertainment Japan 1981-03[243] Minato, Tokyo, Japan[244]
NEC 1899-07-17 Tokyo, Japan
NEC Avenue 1987 1997-10 Japan
NEC Home Electronics 1953-06-01[245] 2000-03-31 Japan
NEC Interchannel 1995-10-02 2010-03-01 Japan
NHK 1950 Japan
NMK 1985-05 1999 Japan
NTT Publishing 1987-09[246] Minato, Tokyo, Japan[246]
Namco 1955-06-01 2006-03-31 Ohta, Tokyo, Japan
Nasco 19xx Japan
NatsumeAtari 1987-10 (Natsume Co., Ltd.)[247][248]
2013-10 (NatsumeAtari)[247]
Japan
Naxat Soft 1988 2015 Japan
Nayuta 19xx Japan
Neilo 2010-09-01[249] Japan
NetVillage 1997-03 Japan
Neverland 1993-04-14[251] 2014-01-22[250] 2nd floor, Yamazaki Building, 2-chōme-10-18 Ōkubo, Shinjuku, Tokyo 169-0072, Japan (former)[251], Minami, Tokyo, Japan[250]
Nex Entertainment 1992-09-28 (as Emarg) 200x 3-3-2, Shibuya, Shibuya, Tokyo 150, Japan[66]
Nexton 1993-02-24 Kita-ku, Osaka, Japan
Nexus Interact 1992-04-23[252] 200X Minato, Tokyo, Japan[252]
Nihon Bussan 1970-10 2015-12-15 Kita, Osaka, Japan
Nihon Columbia 1910-10-01[253] Japan
Nihon Create 1989-04-26 Japan
Nihon Falcom 1981-03 Japan
Nihon Goraku Bussan 1960-05-31[254] 1965-07-15 87, 1-chome, Nishi Osaki, Shinagawa, Tokyo, Japan
Nihon Kikai Seizou 1960-05-31[254] 2, 4-chome, Haneda, Ōta, Tokyo, Japan
Nihon Syscom 1991-03 Japan
Nihon System 1986-01 2008 1-chōme-43-5 Sekiguchi, Bunkyo, Tokyo 112-0014, Japan[255]
Nihon Telenet 1983-10-27 10-25-2007 Toshima, Tokyo, Japan
Nintendo 1889-09-23 Kyoto, Japan
Nippon Animation 1975-06-03[256] Tama, Tokyo, Japan
Nippon Computer Systems 1980-12-25[257] Shibuya, Tokyo, Japan (former)[76], Minato, Tokyo, Japan[76]
Nippon Ichi Software 1991-09 Kakamigahara, Gifu, Japan
Nippon Professional Baseball 1934 Japan
Nippon TV 1952-10-28 Minato, Tokyo, Japan
Nissan Motor Corporation 1933-12-26 Nishi, Yokohama, Japan
Nissan Motorsports International 1939 Yokohama, Japan
Nissho Iwai 1968[258] 2004 Japan
Nisshou Iwai Infocom 1983-02[259] 10th Floor, Midtown East Building, 9-7-2 Akasaka, Minato, Tokyo 107-0052, Japan[260]
Noisia Japan
Noisycroak 2004-03-19[261] Japan
Nova 19xx Japan
Now Production 1986-06-17[262] Chūō-ku, Osaka, Japan
Nude Maker 2002-11-15[263] #309, Shinjuku N Town Plaza Building, 3-chōme-12-4 Shinjuku, Shinjuku City, Tokyo 160-0022, Japan[263]
Nuno Design 2017[264] Japan
O-TWO 1991-10[265] Japan
OCC 19xx Japan
OPeNBooK 1994-02[266] Japan
OPeNBooK9003 1996 2004-10 Japan
Obunsha 1931-10[267] Japan
Office I. 1989-09 2003? Japan
Olympia 1963[268] 197x Japan
Olympia 1985-10[269] 1-16-1 Higashi Ueno, Taito, Tokyo, Japan[269]
Omiya Soft 1993-01 Japan
Omnibus Japan 1987-04[270] Japan
Onion Egg 1996-03 2006 Japan
Onkio Haus 1973-08[271] 1-23-8 Ginza, Chuo, Tokyo 104-0061, Japan[271]
Opera House 1989-07-28 Tokyo, Japan
Opus 1990-03-06[274] 2024-04-04[272][273] Daiji Tamaya Building, 5th Floor, 2-15-26 Shinjuku, Shinjuku, Tokyo 160-0022, Japan[275]
Orca 19xx 1984[90] Japan
Outrigger 19xx Between 1997 and 1999 Japan
Overworks 2000-04-21[168] 2003-10-01[168] Japan
Oz Club 19xx Japan
P Studio 2012-10-19 Japan
PALSOFT 19xx 1992 Tokyo, Japan
PCM Complete 19xx Japan
Pack-In-Video 1970-08-03[276] 1996-10-01[276] Japan
Pai 1994-12 200X Japan
Panasonic 1918 Japan
Pandora Box 1989-01[278][277] 2001[277] Shinjuku, Tokyo, Japan[278]
Panther Software 1987[279] Chuo, Tokyo, Japan[279]
Patra 19xx ??? Japan
Pax Softonica 19xx Japan
Pegasus Japan 19xx Japan
Pierrot 1979-05 Mitaka, Tokyo, Japan
Pioneer 1938-01 Bunkyō, Tokyo, Japan
Pionesoft 2008 Japan
Planet 19xx Japan
Planning Office Wada Not after 1993 1999 Tokyo, Japan[280]
PlatinumGames 2006-02 Japan
Pole To Win 1994 11th Floor, Shinjuku NS Building,

2-4-1, Nishi-Shinjuku, Shinjuku, Tokyo 163-0811, Japan[281]

Polygon Magic 1996-04-03 Tokyo, Japan
Pony Canyon 1966-10-01 2010 (stopped game production) Japan
Popholic 2007-04-06[282] Japan
Power House Studio 19xx 2020-12 Japan
Pre-Stage 1959-06-09[283] 3-chōme-1-11, Gyōda, Funabashi, Chiba 273-0044, Japan
Premier International Corporation 1975-04[284] Shibuya, Tokyo, Japan[285]
PrincessSoft 2000-11-09[286] 2009 Chiyoda, Tokyo, Japan
Production Baobab 1979-08-01 Japan
Production I.G 1987[287] Japan
Prope 2006-05-23[288] 2018 (halted game production) 東京都港区浜松町1-31 文化放送メディアプラス 3F, Japan[288]
Prosit 19xx Japan
Psikyo 1995 2003 Japan
Pulse Interactive 1998-05-15[289] 200x Tokyo, Japan
Quest 1988-07[290] 2003-04-01 2nd Floor, Tamagawadai Tokyu Building, 2-13-2 Tamagawadai, Setagaya, Tokyo 158-0096, Japan[290]
Quintet 1989-04 200X Japan
RODEO 1994-11-10[291] Sumitomo Real Estate Osaki Garden Tower, 1-1-1 Nishi-Shinagawa, Shinagawa, Tokyo 141-0033, Japan[291]
Racjin 1995-04 Japan
Rain Software 1999 Japan
Rainy Frog 2013-09 Kawasaki, Kanagawa, Japan
Ralliart 1984-04 33-7 Shiba 5-Chome, Minato, Tokyo 108-0014, Japan
Random House 1983-04 1999-05 Japan
Ray Corporation 1980-06 Japan
Readymade International 201X Tokyo, Japan
Real Vision 1996-07 200X (stopped game production) Japan
Red Entertainment 1976 Japan
Reindeer Nishinomiya, Hyogo, Japan[123]
Remax 1997-03-24[292] Japan
Ricoh 1936 Japan
Right Stuff 1990-02-27 1999 6-10-10 Nishioi, Shinagawa, Tokyo 140-0015, Japan
Riverhillsoft 1983-05-06[293] 2004-03 8th floor, Fukuoka SRP Center Building, 2-chōme-1-22 Momochihama, Sawara, Fukuoka, 814-0001 Japan
Riz 1998-06[294] Japan
Rutubo Games 1994[295] Osaka, Japan (former)[295], Tokyo, Japan[295]
S-Plan 19xx 5-chōme-3-11 Haramachida, Machida, Tokyo 194-0013, Japan[296]
SI Electronics 1962-04-04[297][298] (as AI Electronics Corporation) 2017-05 2-28-16, Shimomaruko, Ota-ku Tokyo 146, Japan[66]
SIMS 1991-06-12 3-3-2 Shibuya Shibuya-ku Tokyo 150, Japan[299]
SME Visual Works 2001[300] 4-5 Rokubancho, Chiyoda, Tokyo 102-0073, Japan[300]
SNK 1978 (original)
2001-08-01 (current)
Osaka, Japan
SPS 1982-03[301] 2005 (stopped game production) Fukushima, Fukushima, Japan
Sada Soft 19xx Japan
Sai-Mate 19xx 200X Japan
Sakata SAS 1985-04 Sakata, Yamagata, Japan
Salamander Factory 1999-05-11[302] 東京都新宿区百人町1-22-19 筒井ビル2 2F, Japan
Salio 19xx 1990 Tokyo, Japan
Sammy 1975-11-01[303] Japan
Sammy Networks 2000-03-01[304] Sumitomo Real Estate Osaki Garden Tower, 1-1-1 Nishi-Shinagawa, Shinagawa, Tokyo 141-0033, Japan[304]
Sanrio 1960-08-10 Shinagawa, Tokyo, Japan
Sanritsu 1973-12[305] 1991-06[305] Sagamihara, Kanagawa, Japan[306]
Sansan 1993-04[307] Iwaki, Fukushima, Japan[307]
Santaclaus 1994-12[308][309] Osaka, Japan
Santos 1985-07 1991-12[310] Japan
Santos 1992 Japan
Sanyo 1947 Japan
Saru Brunei 1996 2003-05 Tokyo, Japan
Sarugakucho 1997-11-07[311] Japan
Saurus 1993-05-06[313] 2000-03[312] #808, Willow Homes Building, 3-18 Nihonbashikoamichō, Chuo, Tokyo 103-0016, Japan[314]
Scap Trust 19xx Japan
Scarab 1992-05-01[315] 2011-08[34] 東京都豊島区東池袋3-12-2, 山上ビル4F, Japan
Scholar 1981 1999 Japan
Scitron 1986 2006 Japan
Sega 1946-09-01[316][317] (as Service Games) Tokyo, Japan
Sega AM2 1990 1999-05-11 Japan
Sega Corporation 2000-11-01[318] 2015-04-01 Ota, Tokyo, Japan
Sega Corporation 2020-04-01 Sumitomo Real Estate Osaki Garden Tower, 1-1-1 Nishi-Shinagawa, Shinagawa, Tokyo 141-0033, Japan
Sega Digital Communications 1994-07-01 1-2-12, Haneda, Ota-ku Tokyo 144, Japan[66]
Sega Enterprises, Ltd. 1965-07-15[319] 2000-11-01[318] Ota, Tokyo, Japan
Sega Falcom 1991 1995? Japan
Sega Fave 2024-04-01[320] Japan
Sega Games 2015-04-01 2020-04-01 Tokyo, Japan
Sega Group Corporation 2015-04-01 Japan
Sega Interactive 2015-04-01 2020-04-01 Tokyo, Japan
Sega Kousan 19xx 1-2-12, Haneda, Ota-ku Tokyo 144, Japan[66]
Sega Logistics Service 1995-04-14[321] 3-23-15, Omori-Minami, Ota-ku Tokyo 143, Japan[66]
Sega Muse 1998 2000 Japan
Sega Music 199x 5-39-1 Kamitakada Nakano-ku Tokyo 164, Japan[299]
Sega Music Networks 1994-10-13[323] 2005-04-01[322] 1-2-12, Haneda, Ota-ku Tokyo 144, Japan[66]
Sega Networks 2012-07-02[324] Japan
Sega Ongaku Shuppan 19xx Japan
Sega PC 1996-04-01[325] 2010-07-01 Japan
Sega Rosso 2000-04-21[168] 2003-10-01[168] Japan
Sega Sammy Creation 2013-06-03[326] Sumitomo Fudosan Osaki Garden Tower, 1-1-1 Nishi-Shinagawa, Shinagawa-ku, Tokyo 141-0033, Japan[326]
Sega Sammy Holdings 2004-10-01[327] Sumitomo Fudosan Osaki Garden Tower, 1-1-1 Nishi-Shinagawa, Shinagawa, Tokyo 141-0033, Japan[327]
Sega Sapporo Studio 2021-12-01[328][329] Japan
Sega Toys 1998-04 2024-04 Tokyo, Japan
Sega United 1994-10[330] 1998 1-2-12, Haneda, Ota-ku Tokyo 144, Japan[66]
Sega WOW 2003-10-01[168] 2004-07-01[21] Shibuya, Tokyo, Japan
Sega Yonezawa 1994-07 1998-04 3-16-6, Asakusa-bashi Taito-ku Tokyo 111, Japan[66]
Sega-AM2 2001-08-01[331] 2004-07-01[21] Shibuya-ku, Tokyo, Japan[332][333]
Sega-Access 2000-10-30[334] Japan
Seibu Kaihatsu 1982 1998 〒101-0061, 16-5, Mitaka-cho 2-chome, Chiyoda-ku, Tokyo, Japan
Seraphic 19xx Japan
Service Games, Japan 1951-04[335][330][336][337] 1960-05-31[254] 87, 1-chome, Nishi Osaki[338], Shinagawa, Tokyo, Japan
Seta 1982 2009-02-09 Japan
Shangri-La 1986-08[339] 200X Fuchū-shi, Tokyo, Japan[339]
Shar Rock 1969 199X (stopped game production) Japan
Sharp 1912 Japan
Shin-Ei Animation 1965-12 Tokyo, Japan
Shinseisha 1971-02 1999-09-06 Chiyoda-ku, Tokyo, Japan
Shirogumi 1974-08-28[340] Japan
Shoeisha 1985 Japan
Shogakukan 1922-08-08 Tokyo, Japan
Shogakukan Production 1967-06 Japan
Shouei System 1981 1999-11-08 Japan
Shout! Design Works 1992[341] Japan
Shueisha 1949-07-19 2-chōme-5-10 Hitotsubashi, Chiyoda City, Tokyo 101-0003, Japan[342]
Sieg 19xx Japan
Sigma 1974 Setagaya, Tokyo, Japan
Sigma Pro-Tech 1974-01-23 Seijo, Setagaya, Tokyo, Japan
Sky Think System 1985-03 2003 (halted game production) Japan
Smilebit 2000-04-21[22] 2004-07-01[21] Japan
Societa 1990-06 2013 Japan
Societa Daikanyama 1990-06 2013 3-chōme-5-8 Ebisuminami, Shibuya City, Tokyo 150-0022[343]
Sofix 19xx Japan
Soft Machine 1989[344] Japan
Soft Office 19xx Japan
Soft Vision 19xx Japan
SoftBank 1981 Japan
Sogo Vision 1986-01-27 2013 Japan
Sol 19xx Japan
Soliton Software 199x 200x Japan
Something Good 1982-06-11[9] 1996-04[9] Japan
Sonic Team 1996 Japan
Sonic Team 2000-04-21 2004-07-01[21] Japan
Sonic! Software Planning 1991-06-12[345] 1998 1-30-11, Shinjuku, Shinjuku-ku Tokyo 160, Japan[66]
Sonnet Computer Entertainment 19xx 1997 Japan
Sony 1946-05 2-15-3 Konan, Minato ku, Tokyo, 108-6201, Japan[346]
Sony Creative Products 1978-05-20[347] Midtown Tower, 9-7-1 Akasaka, Minato-ku, Tokyo 1076214, Japan
Sony Interactive Entertainment 1993 (SCEI)
2016 (SIE)
US / Tokyo, Japan / Europe
Sony Magazines 1979-02[348] Japan
Sony Music Entertainment Japan 1968-03[349] Japan
Sony Video Software International 19xx Japan
Sophia Systems 1975-08[350][351] Nishi-Shinjuku, Shinjuku, Tokyo, Japan
Sotsu 1965 Japan
Sound City 1961-05-03[352] Japan
Spiel 1990-08-25[353] 4th Floor, Matsuzawa Building, 2-chōme-29-14 Higashikamata, Ota, Tokyo 144-0031, Japan[353]
Spike 1989-12[354] 2012-04-01 2-chōme-10-15 Nakameguro, Meguro, Tokyo 153-0061, Japan[355]
Spike-Chunsoft 2012-04-01 Minato, Tokyo, Japan
Spoon Sports 1988 5-2-8 Ogikubo Suginami, Tokyo, Japan
Stack 1992-09[356] Shinjuku, Tokyo, Japan
Starfish-SD 1994-04 2023 Tokyo, Japan
Starlight Marry 19xx 2000? Japan
Sting 1989-02-07[357] Japan
Stratford Computer Center 19xx Japan
Studio Alex 19xx Japan
Studio Cliche 1995-07-10[358] 3-chōme-16-20 Shimorenjaku, Mitaka, Tokyo 181-0013, Japan[358]
Studio DNA 1992-08 Japan
Studio Deen 1975-03-14[359] Japan
Studio Ducks 19xx Japan
Studio Fazzy 19xx 199x 5-17-8-301 Higashitokorozawa, Tokorozawa, Saitama, Japan[360]
Studio Hibari 1979-07 Nerima, Tokyo, Japan
Studio Line 1997-08 2013-04 Japan
Studio Mebius 1995-05 Japan
Studio Orphee 19xx Japan
Studio Qareeb Japan
Studio Takuranke 1987-09[361] Japan
Studio Wonder Effect 1993-06 Osaka, Japan
Studio Zero 2016 Setagaya, Tokyo, Japan
Studio e.go! 2005 Japan
Style Cube 1999-01-11[362] Japan
Subaru 1953-07-15 Ebisu, Shibuya, Tokyo, Japan
Success 1978-06 Japan
Sunrise 1976-11[363] Japan
Sunrise Interactive 1998 2008-08-31 Tokyo, Japan
Sunsoft 1971-04-16 Kounan, Aichi, Japan
Suzuki Motor Corporation 1909-10 Hamamatsu, Shizuoka, Japan
Suzuki Sport 1986[365] 2011-12-01[364] Yokohama, Japan
Symbio Planning 1996-10[366] Chuo, Osaka, Japan[367]
Syn Sophia 1995-12 Musashino, Tokyo, Japan
Synergy Inc. 19xx Japan
Synk dot 2009-08[368] Japan
System Sacom 1981-12-02[369] 1999 (halted game production)[369] Tokyo, Japan[369]
System Vision 19xx 1997 Hokkaido, Hokkaido, Japan[370]
SystemSoft Alpha 1979-09[371] (as SystemSoft) Hakata-ku, Fukuoka City, Fukuoka, Japan
T&E Soft 1982-10-14[372] Nagoya, Aichi, Japan
T's Music 1990-04[373] 2nd Floor, Montroville Building, 2-chōme-3-15 Yūtenji, Meguro, Tokyo 153-0052, Japan[374]
T2 Publishing 19xx 3-28-19 Honcho, Nakano-ku, Tokyo 164-0012, Japan[375]
TAD Corporation 198X 1992-12[376] Japan
TAVAC 1973-02[377] Japan
TBS 1951-05-17 Minato, Tokyo, Japan
TBS Multimedia 19xx Minato, Tokyo, Japan
TEAM Entertainment 1998-03[378] 東京都千代田区一ツ橋2-4-3 光文恒産ビル7F, Japan[378]
TEN Kenkyuujo 19xx Japan
TGL 1984-07[379] Chūō-ku, Osaka, Japan
TMS Entertainment 1946-10 Nakano, Tokyo, Japan
TUG 19xx Japan
TV Asahi 1957 Japan
TV Tokyo 1964 Japan
TV Tokyo Music 1968-08-25[380] Japan
TYUTYU 20xx Japan
Taito 1953-08-24[381] Shinjuku-ku, Tokyo, Japan
Taiyo Elec 1973-07-11 Nishi-ku, Nagoya, Japan
Takara 1955 2006 Japan
Takara Tomy 2006-03-01 Japan
Takara Tomy A.R.T.S. 1988-02-09[382] Japan
Takarajimasha 1971-09-22[383] 東京都千代田区一番町25番地, Japan[383]
Takeru 19xx Japan
Takumi Corporation 1994-05[384] 2009 Japan
Takuyo 1991-02 Japan
TamTam 1991-06-12[386] 2017-11[385] Hoshino Daiichi Building, 8-chōme-8-3 Nishishinjuku, Shinjuku, Tokyo 160-0023, Japan[386]
Tamsoft 1992-06-26[387] Asakusa, Tokyo, Japan
Tatsujin 2017-05[388] Tokyo, Japan
Tatsunoko Production 1962-10-19[389] Musashino, Tokyo, Japan
Team Ninja 1995-01-01 Shinjuku, Tokyo, Japan
Technical Wave 19xx Japan[390]
Technosoft 1980-02[391] 2001 Sasebo, Nagasaki, Japan
Technōs Japan 1981 1996 Tokyo, Japan
Tecmo 1967 (as Tehkan) 2009 Japan
Telecom Animation Film 1975-05-19 Nakano, Tokyo, Japan
Tenben 2005-04-13[392] Japan
Tenky 1989-12-14[393] Japan
Terios Japan
The Pokémon Company 1998-04-23 Minato, Tokyo, Japan
Thinking Rabbit 1982[394] 199X[394] Takarazuka, Hyōgo, Japan[394]
Thunderstone Japan 19xx Japan
Tiny Art 19xx Japan
Toaplan 1984 1994 Toa Building, 1-8-4 Shimizu, Suginami, Tokyo 167-0033, Japan
Toei Animation 1956-07 Nakano-ku, Tokyo, Japan
Toei Company 1949-10-01[395] Tokyo, Japan
Toei Video 1970-06 Chuou-ku, Tokyo, Japan
Togo 19xx Japan
Toho 1932 1998 (stopped game production) Chiyoda-ku, Tokyo, Japan
Tohokushinsha 1961-04-01[396] Japan
Tokuma Japan Communications 1965-02-01[397] Japan
Tokuma Shoten 1954-03-19[398] 1999 (stopped game production) Japan
Tokuma Shoten Intermedia 1985 Japan
Tokyo Movie Shinsha 1964 1995-11 Tokyo, Japan
Tokyu Agency 1961-03[399] Japan
Tombow 1913-02-11[400] Tokyo, Japan
Tomy 1924 2006 Japan
Tonkin House 1989[401] 2004 (stopped game production) Japan
Tose Software 1979-11-01[402] Kyoto, Japan
Toshiba 1875 Japan
Toshiba EMI 1960 2013 Tokyo, Japan
Toyota 1937-08-27 Toyota, Aichi, Japan
Toyota Racing Development 1976[403] Yokohoma, Kanagawa, Japan[404]
Treasure 1992-06-19 Nakano, Tokyo, Japan
Treco 19xx 1993 Japan
Triangle Service 2002-10-17 Shinjuku-ku, Tokyo, Japan
Tsukuda Original 1974? 2002-07 Taito-ku, Tokyo, Japan
Tuetue Kombinato Japan
Twenty-one 21 Sky Building, 165-1 Katsumi, Sasebo, Nagasaki 859-3216, Japan[405][406]
Twofive 1991-12-05[407] Japan
U/M/A/A 2003[408] Japan
UEP Systems 1985[409] 2000-11 Japan
UNIPACC 19xx 1990 3-2-16 Kita-Shinjuku, Shinjuku, Tokyo 160, Japan[410]
UPL 1972-02-29[411] 1992-03-04 13-30 6 Chome, Ekiminami, Oyama, Tochigi 323-0811, Japan[411]
URAN 19xx Japan
USP 1995-09-29[412] 30-28 Saitōbunchō, Kanagawa, Yokohama, Kanagawa 221-0811, Japan[412]
Ukiyotei 1991-03-15[413] Yodogawa-ku, Osaka, Japan
Unica 1994[414] Japan
United Game Artists 2000-04-21[111] 2003-10-01[415] Shibuya-ku, Tokyo, Japan[416]
Use 1983-12[418] 2021-03-26[417] 601 Yushima Fuji Building, 3-13-8 Yushima, Bunkyō-ku, Tokyo, Japan[418]
VAP 19xx Japan
VIC Tokai 1977-03[419] 1998 (stopped game production) Shizuoka, Shizuoka, Japan
Vanillaware 2002-02-08[420] Chūō-ku, Osaka, Japan
Vantan International 19xx Japan
Varie 19xx 1997 Japan
Victor Entertainment 1993-04[421] 1996-10-01[276] Japan
Victor Interactive Software 1996-10-01[276] 2007-04 Japan
Victor Musical Industries 1972-04[421] 1993-04[421] Japan
Victor Soft 1997 1998? Japan
Video System 1984-12 2001 Kyoto, Japan
Ving 19xx ??? (stopped game production) Japan
Visco 1983-08-08[422] Japan
Vision Japan
Vision Works 1984-08-20[423] 2 Chome-1-1 Tsurumakiminami, Hadano, Kanagawa 257-0002, Japan[423]
Visit 1990-09[424] 200X Kita-ku, Osaka, Japan (former)[424],

Chūō-ku, Osaka, Japan[424]

Vivarium 1996-04 Japan
WOW Entertainment 2000-04-21[168] 2003-10-01[415] Japan
Waka Manufacturing 19xx Japan
Wani Books 1979-11 Shibuya, Tokyo, Japan
Warashi 1995-08-01[425] 2011 Shibuya, Tokyo, Japan[425]
Warp 1994-03 2000 (halted game production) Aoyama Building 4th Floor, 2-12-28 Kita-Aoyama, Minato, Tokyo 107-0061, Japan
Wave Master 2000-08-01 Tokyo, Japan
We Net 1983-04[426] Chūō-ku, Niigata, Niigata, Japan[426]
Westone 1986-05[428][427] 2014-09-24[427] Sumida, Tokyo, Japan[427]
WiZ 1986-09-22[429][431] 2019-04-01[429][430] Chūō, Tokyo, Japan[432]
Will 1988-03 Japan
WillLink 1996-08-30[433] Saitama, Saitama, Japan[433]
Winds 1989-09-01[434] 5th Floor, Kanda Eight Building, 4-chōme-6-7 Sotokanda, Chiyoda, Tokyo 101-0021, Japan[435]
Winkysoft 1983-01 2015 Osaka, Japan
Wise Publishing 2020-05[436] Round Cross Akasaka Building, 2nd Floor, 2-10-9 Akasaka, Minato, Tokyo 107-0052, Japan[436]
Wolf Team 1986[437] 2003 (renamed to Namco Tales Studio), 2011 (as Namco Tales Studio) Tokyo, Japan
Wonder Amusement Studio 1990[438] 1992 Japan
WorkJam 1998-12-15[439] 2011-11 Chiyoda, Tokyo, Japan[439]
Xebec 1995-05-01[440] 2019-05-31 Kokubunji, Tokyo, Japan
Xeen 2006-07-03[441] Japan
Xing Entertainment 1992-05-06[442] Japan
Xuse 1998-11[444] 2021-03-30[443][417] 601 Yushima Fuji Building, 3-13-8 Yushima, Bunkyō-ku, Tokyo, Japan[445][418]
Yamaha 1887-08-12 Hamamatsu, Shizuoka, Japan
Yanoman 1959-12 Japan
Yellow Horn 19xx 1992? Japan
Yomiuri TV 1958-02-13 Osaka, Japan
Yonex 1946 Tokyo, Japan
Yonezawa 19xx 1994 Japan
Yoshidayama-Workshop 1995-12[446] 2nd Floor, Ebisugawa Tansu Building, 459 Sasayachō, Nakagyo, Kyoto, 604-0983, Japan[446]
Yoshimoto Kogyo 1912-04 Japan
Youmex 19xx Japan
Ys Net 2008-11-11[447] Shibuya, Tokyo, Japan[448]
Yuke's 1993-02 Osaka, Japan
Yuki Enterprise 1999-05 2020-02 Tokyo, Japan
Yumekobo 1996-08-02[449] 2000-03[312][449] Chiyoda, Tokyo, Japan[449]
Yuzumo Design 3-chōme-7 Shimoteno, Himeji, Hyogo 670-0063, Japan[450]
Zap 1984-02[451] Japan
Zax Corporation 1973[452] Tokyo, Japan
Zerosystem 1995-01-24[453] Ikebukuro, Toyotama, Tokyo, Japan[453]
Zest 19xx Japan
Zoo 1986-04-08[454] 813-12 Asamahara, Shimonogo, Ueda, Nagano 386-1211, Japan[455]
Zoom 1988-05 Japan


References

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  20. http://www.altron.co.jp/hp/Kaishamap.htm (Wayback Machine: 2002-03-29 00:58)
  21. 21.00 21.01 21.02 21.03 21.04 21.05 21.06 21.07 21.08 21.09 21.10 21.11 21.12 21.13 File:IR EN 2004-05-18.pdf
  22. 22.0 22.1 File:IR EN 2003-07-30.pdf, page 4
  23. https://www.ancient.co.jp/info.html (Wayback Machine: 2024-04-16 15:37)
  24. http://www.studioanima.co.jp/en/company/ (Wayback Machine: 2021-12-06 05:12)
  25. https://www.aniplex.co.jp/eng/ (Wayback Machine: 2023-09-23 21:09)
  26. 26.0 26.1 https://www.aoistudio.co.jp/annai.html (Wayback Machine: 2022-04-06 21:26)
  27. https://www.aoni.co.jp/company/ (Wayback Machine: 2022-08-01 19:47)
  28. 28.0 28.1 http://www.threeweb.ad.jp/~aorn/compan.htm (Wayback Machine: 1996-12-27 23:31)
  29. https://www.aplix.co.jp/corp/ (Wayback Machine: 2022-01-13 09:01)
  30. https://aquaplus.jp/outline/ (Wayback Machine: 2022-12-09 21:54)
  31. https://www.arcsystemworks.jp/portal/company/data/ (Wayback Machine: 2022-10-06 21:19)
  32. http://www.jin.ne.jp/yumedia/order.htm (Wayback Machine: 1999-02-09 06:23)
  33. http://www.artdink.co.jp/english/company/index.html (Wayback Machine: 1998-05-13 18:24)
  34. 34.0 34.1 34.2 34.3 34.4 34.5 https://corp.marv.jp/company/history.html (Wayback Machine: 2022-06-12 16:18)
  35. http://www.artoon.co.jp/profile_artoon.htm (Wayback Machine: 2006-03-21 18:51)
  36. https://www.artsvision.co.jp/company/ (Wayback Machine: 2023-01-04 08:56)
  37. https://www.arzest.jp/ (Wayback Machine: 2022-03-17 07:44)
  38. http://www.asmik-ace.co.jp/english/history.html (Wayback Machine: 2007-07-03 16:43)
  39. http://www.athena-game.co.jp/ (Wayback Machine: 2012-05-10 00:09)
  40. 40.0 40.1 https://www.attic-arcade.co.jp/about_en.html (Wayback Machine: 2024-01-26 05:45)
  41. http://www.avant.co.jp/about/index.html (Wayback Machine: 2022-02-05 21:29)
  42. 42.0 42.1 http://www.axela.co.jp/office.html (Wayback Machine: 2000-08-23 07:53)
  43. 43.0 43.1 http://1010.co.jp/axes.html
  44. http://www.b-factory.jp/hp/company/gaiyou.html (Wayback Machine: 2003-10-20 10:08)
  45. http://www.b-factory.jp/hp/company/map.html (Wayback Machine: 2002-10-08 10:33)
  46. Press release: 全国のアミューズメント施設の屋号を「GiGO」へ一新 (https://www.gendagigo.jp), page 2
  47. https://www.bee-style.jp/company.html (Wayback Machine: 2023-06-01 09:54)
  48. 48.0 48.1 48.2 http://gdri.smspower.org/wiki/index.php/BEC
  49. http://www.bec.co.jp/corporate/map.htm (Wayback Machine: 2000-09-19 19:48)
  50. http://www.bmgjapan.com/_company/index.html (Wayback Machine: 2005-11-25 13:48)
  51. https://www.bandai.co.jp/e/about/ (Wayback Machine: 2024-05-08 23:58)
  52. http://www.bandainamcogames.co.jp/corporate/profile.php (Wayback Machine: 2006-04-06 12:29)
  53. https://basiscape.com/about_gaiyo.html (Wayback Machine: 2022-08-18 14:03)
  54. 54.0 54.1 https://www.bestsellers.co.jp/company
  55. 55.0 55.1 http://www.bimboosoft.com/about.htm
  56. http://gdri.smspower.org/wiki/index.php/Biox
  57. http://www.biox.co.jp:80/cpny.html (Wayback Machine: 2001-03-02 10:11)
  58. http://gdri.smspower.org/wiki/index.php/Bits_Laboratory
  59. 59.0 59.1 http://bitster.jp/about.html
  60. https://blissbrain.co.jp/corporateinfo/ (Wayback Machine: 2023-01-22 02:16)
  61. 61.0 61.1 https://www.bottlecube.co.jp/information (Wayback Machine: 2024-06-20 07:56)
  62. https://bravewave.net/jp/top
  63. 63.0 63.1 https://www.broccoli.co.jp/company/info/profile.php (Wayback Machine: 2021-09-07 05:27)
  64. https://brs-up.co.jp/about/ (Wayback Machine: 2024-07-18 13:23)
  65. http://www.buildup.co.jp/next/japanese/cdtop.htm (Wayback Machine: 1998-02-02 18:07)
  66. 66.00 66.01 66.02 66.03 66.04 66.05 66.06 66.07 66.08 66.09 66.10 http://www.sega.co.jp/sega_e/corp/kaisha/group.html (Wayback Machine: 1997-02-16 12:30)
  67. http://gdri.smspower.org/wiki/index.php/C-lab.
  68. https://www.casegajp.com/company/ (Wayback Machine: 2024-02-29 15:59)
  69. 69.0 69.1 http://gdri.smspower.org/wiki/index.php/CRC_Research_Institute
  70. 70.0 70.1 http://www.crc.co.jp/CRC/info.html (Wayback Machine: 1998-01-20 14:33)
  71. https://www.cri-mw.co.jp/about/profile/ (Wayback Machine: 2022-12-14 21:10)
  72. https://www.camelot.co.jp/wp/company_outline/ (Wayback Machine: 2022-09-24 19:24)
  73. File:Glimpses-of-East-Asia-Book-JP-1935-Volume-18-page-54.jpg
  74. File:History of Japanese Celluloid Industry JP Part 2.pdf, page 9
  75. http://www.capcom.co.jp/company/shokai/shokai.html (Wayback Machine: 1997-06-14 11:26)
  76. 76.0 76.1 76.2 https://www.ncsx.co.jp/company/history.html (Wayback Machine: 2019-06-17 04:18)
  77. 77.0 77.1 77.2 http://gdri.smspower.org/wiki/index.php/Cepia
  78. 78.0 78.1 http://www.chickenhead.co.jp/com.html (Wayback Machine: 2001-04-06 03:25)
  79. 79.0 79.1 http://www.chime.co.jp
  80. 80.0 80.1 https://city-connection.co.jp/about.html (Wayback Machine: 2024-10-01 05:14)
  81. http://www2.clef.co.jp/index.cgi (Wayback Machine: 2002-10-08 20:41)
  82. http://www.climax.co.jp/ht/companyinfo.html (Wayback Machine: 2007-12-22 01:03)
  83. https://fandc.co.jp/extra/corporate (Wayback Machine: 2020-10-11 04:34)
  84. https://www.virtual-boy.com/companies/coconuts-japan-entertainment/
  85. https://www.columbuscircle.co.jp/company/
  86. http://www.compile.co.jp/company/g_situation.htm (Wayback Machine: 1999-11-09 09:45)
  87. 87.0 87.1 https://www.gamedeveloper.com/business/remembering-shinya-nishigaki-and-his-quot-crazy-games-quot-blue-stinger-and-illbleed
  88. https://www.cri.co.jp/about_us/overview/ (Wayback Machine: 2023-11-01 02:45)
  89. 89.0 89.1 https://www.crosstalk.co.jp/outline.html
  90. 90.0 90.1 90.2 http://gdri.smspower.org/wiki/index.php/Crux
  91. https://www.crypton.co.jp/cfm/aboutus (Wayback Machine: 2022-06-11 16:28)
  92. http://www.cybelle.co.jp/VerSafe/aboutus.html (Wayback Machine: 2007-07-03 14:57)
  93. http://cybelle.co.jp/VerSafe/aboutus.html (Wayback Machine: 2005-02-07 23:26)
  94. https://www.d3p.co.jp/company/ (Wayback Machine: 2023-02-24 03:54)
  95. 95.0 95.1 http://www.d4e.co.jp/company (Wayback Machine: 2023-04-27 02:21)
  96. https://dartslive.co.jp/en/company/ (Wayback Machine: 2023-12-05 16:10)
  97. http://www.datawest.co.jp/gyom_gai.html (Wayback Machine: 1999-10-21 21:38)
  98. 98.0 98.1 https://www.datawest.co.jp/company.html (Wayback Machine: 2023-12-01 09:02)
  99. http://www.datam.co.jp/aboutus/index.html (Wayback Machine: 2007-04-08 04:50)
  100. 100.0 100.1 http://www.datt.co.jp/company/outline.html (Wayback Machine: 2004-06-06 11:00)
  101. https://www.delfisound.co.jp/ (Wayback Machine: 2022-04-21 05:54)
  102. http://www.micomsoft.co.jp/company.html (Wayback Machine: 2024-02-26 20:54)
  103. 103.0 103.1 https://www.denno.co.jp/会社概要/ (Wayback Machine: 2021-05-11 22:04)
  104. 104.0 104.1 104.2 104.3 104.4 http://gdri.smspower.org/wiki/index.php/HighTech_Lab._Japan
  105. 105.0 105.1 http://www.gamespot.com/all/news/news_6084728.html (Wayback Machine: 2003-12-03 19:51)
  106. http://www.digicube.co.jp/company/index.html (Wayback Machine: 2001-12-02 03:58)
  107. https://www.ddstudio.co.jp/jp/jp_about/history.html (Wayback Machine: 2020-02-19 21:53)
  108. https://www.garage.co.jp/en/company/profile/ (Wayback Machine: 2023-12-02 16:08)
  109. https://www.garage.co.jp/en/company/office/
  110. 110.0 110.1 https://www.dml.co.jp/about/profile/
  111. 111.0 111.1 File:IR EN 2003-07-30.pdf, page 5
  112. https://dengekionline.com/data/news/2003/10/2/4de4797b84de660ec1f84f185bf76b5d.html
  113. https://corp.dsp.co.jp/about/history/ (Wayback Machine: 2024-07-13 17:25)
  114. http://www.digitalware.co.jp/html/03dw_gai.htm (Wayback Machine: 2001-02-19 05:25)
  115. http://www.dingo.co.jp/about_us.html (Wayback Machine: 2016-07-26 02:29)
  116. 116.0 116.1 https://www.dorasu.com/company/profile
  117. 117.0 117.1 http://www.b-mall.ne.jp/companyDetail-IQbqCQdsIZhr.aspx (Wayback Machine: 2009-05-22 15:12)
  118. https://www.google.com/maps/place/(有)ドラグネット/@34.7474289,135.3556295,21z/data=!4m8!1m2!2m1!1z5pyJ6ZmQ5Lya56S-44OJ44Op44Kw44ON44OD44OI!3m4!1s0x6000f24762649007:0x5481de0a9b90fd3a!8m2!3d34.747404!4d135.355694
  119. http://www.drf.co.jp/company.html (Wayback Machine: 2023-05-22 23:04)
  120. https://en.dwango.co.jp/company/ (Wayback Machine: 2024-08-05 09:35)
  121. https://books.google.com/books?newbks=1&newbks_redir=0&id=Vre1AAAAIAAJ&dq=%22井上昭男%22&focus=searchwithinvolume&q=%22井上昭男%22
  122. http://gdri.smspower.org/wiki/index.php/Exa_Planning
  123. 123.0 123.1 123.2 https://www.e56.info/%E4%BC%9A%E7%A4%BE%E6%A1%88%E5%86%85/ (Wayback Machine: 2020-12-02 22:00)
  124. 124.0 124.1 https://edia.co.jp/company/overview/ (Wayback Machine: 2023-04-05 17:25)
  125. 125.0 125.1 125.2 http://gdri.smspower.org/wiki/index.php/Eleca (Wayback Machine: 2021-09-08 11:54)
  126. http://gdri.smspower.org/wiki/index.php/Eleven
  127. File:YuNo Saturn JP Box Back.jpg
  128. https://epoch.jp/company/profile.php (Wayback Machine: 2023-02-27 19:17)
  129. '78 Yuugi Kikai Sougou Nenkan, 1978-03-15, page 239
  130. https://www.e-xtreme.co.jp/english/outline/ (Wayback Machine: 2021-12-02 12:24)
  131. http://www.face-music.co.jp/5_profile/profile.htm (Wayback Machine: 2024-07-17 04:43)
  132. https://www.falconkk.co.jp/falcon/summary.html
  133. 133.0 133.1 https://note.com/mackie376/n/nafedb670ec17
  134. https://www.falconkk.co.jp/falcon/summary.html (Wayback Machine: 2015-12-10 08:51)
  135. 135.0 135.1 https://w.atwiki.jp/gamemusicbest100/pages/7901.html (Wayback Machine: 2025-01-04 21:33)
  136. https://gdri.smspower.org/wiki/index.php/Feycraft (Wayback Machine: 2024-01-05 16:34)
  137. https://toukibo.ai-con.lawyer/search-service/result/3011002010917 (Wayback Machine: 2025-01-04 21:30)
  138. https://www.fieldcrew.co.jp/company/ (Wayback Machine: 2024-01-26 09:52)
  139. http://www.firstsmile.com/index_nn.html (Wayback Machine: 2002-12-08 18:05)
  140. https://www.flapper3.co.jp/about/ (Wayback Machine: 2024-09-05 17:53)
  141. 141.0 141.1 141.2 141.3 http://gdri.smspower.org/wiki/index.php/Flight-Plan
  142. http://www.fws.co.jp/company/index.html (Wayback Machine: 2023-12-10 01:15)
  143. https://www.fromsoftware.jp/jp/company_about.html (Wayback Machine: 2023-01-04 13:51)
  144. https://www.furyu.jp/company/profile.html (Wayback Machine: 2023-05-30 18:46)
  145. 145.0 145.1 http://www.parex.co.jp/profile_f.htm (Wayback Machine: 2000-05-20 13:05)
  146. 146.0 146.1 http://gdri.smspower.org/wiki/index.php/Interview:Masato_Watanabe
  147. http://gdri.smspower.org/wiki/index.php/G-Sat
  148. http://www.gaga.co.jp/profile/gaiyou.html (Wayback Machine: 2000-01-08 12:32)
  149. https://www.gamearts.co.jp/ja/company/corp.html (Wayback Machine: 2023-11-03 01:05)
  150. https://www.gameimpact.info/fcr7/
  151. https://www.gameimpact.info/tokuteishouhou/
  152. https://gametech.co.jp/corporate/ (Wayback Machine: 2023-12-10 19:45)
  153. https://geibunsha.co.jp/corporate/aboutus/ (Wayback Machine: 2023-02-27 00:48)
  154. http://www.genet.co.jp/companyProfile.htm (Wayback Machine: 2005-04-24 23:38)
  155. http://gdri.smspower.org/wiki/index.php/Geo_Factory
  156. 156.0 156.1 http://www.gae.co.jp/company
  157. http://www.goodnavigate.com/company/index.html (Wayback Machine: 2005-04-05 22:18)
  158. 158.0 158.1 158.2 158.3 https://www.linkedin.com/in/kenji-sasaki-06900632/details/experience/
  159. 159.0 159.1 https://www.g-rounding.com/company/
  160. http://www.groupsne.co.jp/about/index.html (Wayback Machine: 2024-05-04 07:27)
  161. 161.0 161.1 https://www.hic-soft.co.jp/company/index.html
  162. http://www.hic-soft.co.jp/profeel.html (Wayback Machine: 1997-10-18 11:20)
  163. http://www.hasegawa-model.co.jp/company/ (Wayback Machine: 2024-02-06 09:51)
  164. 164.0 164.1 164.2 http://gdri.smspower.org/wiki/index.php/Interview:Tsunetomo_Sugawara
  165. https://www.google.com/books/edition/Japan_Directory/5JqZAAAAIAAJ?hl=en&gbpv=1&bsq=%22hightech%20lab%20japan%22
  166. 166.0 166.1 http://www.hws.co.jp/cp.html (Wayback Machine: 2006-07-07 08:49)
  167. https://www.hitachi.com/corporate/about/hitachi/index.html (Wayback Machine: 2023-01-23 07:50)
  168. 168.0 168.1 168.2 168.3 168.4 168.5 168.6 168.7 168.8 File:IR EN 2003-07-30.pdf, page 3
  169. https://www.horipro.co.jp/about/
  170. http://www.human.co.jp/human/honsha/gaiyou.html (Wayback Machine: 1997-07-04 21:56)
  171. 171.0 171.1 https://www.hunex.co.jp/?company=information (Wayback Machine: 2024-05-25 07:22)
  172. 172.0 172.1 http://www.isc.ne.jp/isc-kaisya-gaiyou.html
  173. http://www.itl.ne.jp/company.html (Wayback Machine: 2010-08-30 10:56)
  174. https://ijo.co.jp/ (Wayback Machine: 2024-04-05 12:20)
  175. 175.0 175.1 175.2 175.3 175.4 http://www.ipa.asia/new-page-4
  176. http://gdri.smspower.org/prototype/isco.htm (Wayback Machine: 2014-08-28 21:58)
  177. https://www.ichijinsha.co.jp/company/ (Wayback Machine: 2022-10-28 19:15)
  178. http://gdri.smspower.org/wiki/index.php/Ikusabune
  179. http://www.ikusa.co.jp/recruitment.html (Wayback Machine: 2002-12-15 05:38)
  180. http://imagica-imageworks.co.jp/company/ (Wayback Machine: 2016-04-02 23:49)
  181. https://www.imagine-music.co.jp/aboutus.html (Wayback Machine: 2024-02-26 11:05)
  182. 182.0 182.1 http://www.incrementp.co.jp/ipc.htm (Wayback Machine: 1997-04-06 18:55)
  183. 183.0 183.1 183.2 http://infini.co.jp/profile.html (Wayback Machine: 2016-12-21 08:12)
  184. 184.0 184.1 184.2 http://gdri.smspower.org/wiki/index.php/Infini_Entertainment_Technology
  185. http://gdri.smspower.org/wiki/index.php/Inter_State
  186. 186.0 186.1 http://www.interprog.co.jp/about_e.htm (Wayback Machine: 1997-04-08 12:07)
  187. 187.0 187.1 http://www.ivy-arts.com/info/info.htm (Wayback Machine: 2003-08-05 00:07)
  188. 188.0 188.1 http://www.jwing.co.jp/kaisha.htm (Wayback Machine: 2000-09-19 19:44)
  189. http://www.jcstaff.co.jp/ (Wayback Machine: 2024-10-10 00:38)
  190. http://www.jvc-victor.co.jp/company/index.html (Wayback Machine: 2000-02-29 08:49)
  191. 191.0 191.1 http://www.jam1989.co.jp/company/index.html
  192. http://www.jamp-net.co.jp/corp/outline.html (Wayback Machine: 2003-02-04 11:58)
  193. http://gdri.smspower.org/wiki/index.php/JAMP
  194. 194.0 194.1 http://gdri.smspower.org/wiki/index.php/Japan_System_Supply
  195. 195.0 195.1 http://www.titan.co.jp:80/ (Wayback Machine: 2000-10-17 07:39)
  196. 196.0 196.1 http://www.titan.co.jp/jss/gaiyou.html (Wayback Machine: 2000-08-23 07:53)
  197. https://www.jayfilm.co.jp/%E4%BC%9A%E7%A4%BE%E6%A6%82%E8%A6%81 (Wayback Machine: 2023-03-30 08:02)
  198. 198.0 198.1 https://www.jorudan.co.jp/company/data/history.html
  199. 199.0 199.1 http://gdri.smspower.org/wiki/index.php/Jorudan
  200. 200.0 200.1 200.2 http://gdri.smspower.org/wiki/index.php/KID
  201. http://gdri.smspower.org/wiki/index.php/Dual
  202. http://www.klon.co.jp/about/index.html (Wayback Machine: 2016-04-09 17:57)
  203. https://kaiyodo.co.jp/company/ (Wayback Machine: 2023-11-28 23:12)
  204. 204.0 204.1 http://gdri.smspower.org/wiki/index.php/Kan%27s
  205. http://www.katsugekiza.com/abouts.html (Wayback Machine: 2013-02-13 07:26)
  206. http://gdri.smspower.org/wiki/index.php/Micronics/Khaos
  207. https://company.kingrecords.co.jp/company/ (Wayback Machine: 2024-09-18 04:44)
  208. 208.0 208.1 https://www.kobi.co.jp/about.html (Wayback Machine: 2022-08-08 18:33)
  209. http://www.koei.co.jp/company/gaiyo.htm (Wayback Machine: 1998-12-06 16:53)
  210. 210.0 210.1 http://www.koolkizz.co.jp/corporate/index.html (Wayback Machine: 2004-08-10 23:56)
  211. https://company.kotobukiya.co.jp/company/corporate-information/ (Wayback Machine: 2024-01-04 07:31)
  212. https://www.kumonshuppan.com/company-outline/ (Wayback Machine: 2023-01-28 11:28)
  213. https://www.kusanagi.co.jp/company/ (Wayback Machine: 2022-08-07 06:19)
  214. Summer CES Directory, page 269
  215. http://www.landho.co.jp/company/ (Wayback Machine: 2022-08-09 22:12)
  216. 216.0 216.1 http://www.layup.co.jp/profile/overview.php
  217. http://linksdw.com/jd1.html (Wayback Machine: 2002-10-10 03:32)
  218. http://www.pinball.co.jp/
  219. 219.0 219.1 https://mtwo.co.jp/en/corp-profile/ (Wayback Machine: 2014-08-28 20:50)
  220. 220.0 220.1 https://mba-international.jp/about/ (Wayback Machine: 2024-09-13 21:31)
  221. https://mit-gathering.co.jp/company (Wayback Machine: 2023-08-08 01:34)
  222. 222.0 222.1 http://www.mto-power.com/company/index.html (Wayback Machine: 2023-06-08 08:15)
  223. https://www.mahou.co.jp/campany/ (Wayback Machine: 2022-12-06 17:23)
  224. 224.0 224.1 224.2 http://gdri.smspower.org/wiki/index.php/Game_Developer_Genealogical_Chart
  225. http://gdri.smspower.org/wiki/index.php/Marionette
  226. http://www.mmv.co.jp/company/company_info/index.html (Wayback Machine: 2011-07-20 03:28)
  227. 227.0 227.1 https://www.marza.com/en/about/ (Wayback Machine: 2022-01-27 00:37)
  228. https://www.masudaya.com/company.html (Wayback Machine: 2021-04-10 21:12)
  229. https://www.maxfactory.jp/en/mxf-about (Wayback Machine: 2021-01-20 12:13)
  230. 230.0 230.1 230.2 https://vgmdb.net/artist/5218
  231. http://vgmpf.com/Wiki/index.php/Mecano_Associates
  232. http://media-e.co.jp/profile/profile.htm (Wayback Machine: 2004-08-12 03:44)
  233. 233.0 233.1 233.2 233.3 http://www.viewz.jp
  234. https://www.aoi-pro.com/en/about/profile/
  235. https://www.bloomberg.com/profile/company/0665120D:JP
  236. https://www.tdsi.co.jp/mg/
  237. 237.0 237.1 http://www.media-kite.co.jp/co/ (Wayback Machine: 2001-05-03 07:26)
  238. https://ssl.media-vision.co.jp/company/information (Wayback Machine: 2023-12-06 14:16)
  239. http://www.metro-japan.com:80/corporation/index.html (Wayback Machine: 2017-12-31 05:24)
  240. 240.0 240.1 240.2 https://www.microvision.co.jp
  241. 241.0 241.1 http://gdri.smspower.org/wiki/index.php/Minato_Giken
  242. 242.0 242.1 https://www.monster-sport.com/e/profile/
  243. http://www.geneon-ent.co.jp/index-company.html (Wayback Machine: 2008-06-16 06:33)
  244. https://www.nbcuni.co.jp
  245. Company info
  246. 246.0 246.1 https://www.nttpub.co.jp/company/index.html (Wayback Machine: 2021-08-10 11:13)
  247. 247.0 247.1 https://www.natsumeatari.co.jp/company/history/ (Wayback Machine: 2023-12-02 20:42)
  248. https://www.natsumeatari.co.jp/english/company/history/ (Wayback Machine: 2021-09-20 18:01)
  249. https://neilo.co.jp/company/info (Wayback Machine: 2024-05-26 08:42)
  250. 250.0 250.1 250.2 http://gdri.smspower.org/wiki/index.php/Neverland
  251. 251.0 251.1 http://www.n-land.co.jp/ (Wayback Machine: 2000-09-29 16:55)
  252. 252.0 252.1 http://gdri.smspower.org/wiki/index.php/Nexus_Interact
  253. https://columbia.jp/company/ (Wayback Machine: 2024-06-07 16:10)
  254. 254.0 254.1 254.2 254.3 Fraud and Corruption in Management of Military Club Systems/Illegal Currency Manipulations Affecting South Vietnam: US Senate Hearings (1969-09-30 — 1969-10-07), page 1885
  255. http://www.nihonsystem.com/company.html (Wayback Machine: 2007-08-28 19:26)
  256. https://www.nippon-animation.co.jp/corp/outline/ (Wayback Machine: 2024-06-09 01:55)
  257. https://www.ncsx.co.jp/company-information/ (Wayback Machine: 2022-08-19 22:23)
  258. https://www.sojitz.com/history/en/company/nisshoiwai/
  259. https://www.infocom.co.jp/ja/company/history.html (Wayback Machine: 2024-02-03 05:44)
  260. https://www.infocom.co.jp/ja/company/access.html (Wayback Machine: 2024-02-26 20:17)
  261. https://www.noisycroak.co.jp/en/aboutus/ (Wayback Machine: 2024-11-12 04:14)
  262. http://gdri.smspower.org/wiki/index.php/Now_Production
  263. 263.0 263.1 http://www.nudemaker.jp/jp/nude_maker.html
  264. http://nunodesign.co.jp/about/ (Wayback Machine: 2022-03-07 20:24)
  265. https://www.otwo.jp/en/contents/company/ (Wayback Machine: 2021-10-20 02:50)
  266. http://yoottower.com/pressrelease.html (Wayback Machine: 2000-01-20 01:30)
  267. https://www.obunsha.co.jp/company/company_overview.html (Wayback Machine: 2022-03-30 06:19)
  268. https://drive.google.com/file/d/1iWqL99dbpSGrNIu8gzmYc5jglunRWwDw/view
  269. 269.0 269.1 https://www.olympia.co.jp/official/corporate/ (Wayback Machine: 2023-08-29 10:21)
  270. https://www.omnibusjp.com/about/index_en.html (Wayback Machine: 2023-08-04 20:09)
  271. 271.0 271.1 https://www.onkio.co.jp/company/index.html (Wayback Machine: 2024-01-03 01:46)
  272. 272.0 272.1 https://n-seikei.jp/2024/04/post-100079.html (Wayback Machine: 2024-09-01 05:35)
  273. 273.0 273.1 https://gdri.blogspot.com/2024/09/opus-no-longer-with-us.html (Wayback Machine: 2024-09-04 17:13)
  274. http://gdri.smspower.org/wiki/index.php/Opus
  275. https://www.opus.co.jp/index.php/company/ (Wayback Machine: 2023-12-13 10:25)
  276. 276.0 276.1 276.2 276.3 276.4 276.5 http://www.mmv-i.net/company/outline/index.html (Wayback Machine: 2005-09-05 14:15)
  277. 277.0 277.1 277.2 http://gdri.smspower.org/wiki/index.php/Pandora_Box
  278. 278.0 278.1 http://www.pandorabox.co.jp/gaiyou.html (Wayback Machine: 2000-04-08 19:01)
  279. 279.0 279.1 http://panther.co.jp/contents/supo.htm
  280. https://spong.com/company/2122/VR-1-Japan?cc=t
  281. https://www.ptw.com/contact
  282. https://popholic.jp/services (Wayback Machine: 2024-07-23 03:04)
  283. http://www.pre-stage.jp/profile.html
  284. http://www.premier.ecnet.jp/history.html (Wayback Machine: 2012-12-04 21:26)
  285. https://jfdb.jp/contacts/191
  286. http://www.oaks-soft.co.jp/info.html (Wayback Machine: 2001-03-02 17:20)
  287. http://www.production-ig.co.jp/ig/company/history.html (Wayback Machine: 1997-10-17 18:17)
  288. 288.0 288.1 http://prope.jp/corp.html (Wayback Machine: 2007-06-28 14:03)
  289. http://www.undercover.co.jp/tvsite/kaisya/index.htm (Wayback Machine: 2000-12-04 19:15)
  290. 290.0 290.1 http://www.quest-kk.com/com_out.html (Wayback Machine: 1999-02-09 11:21)
  291. 291.0 291.1 http://www.rodeo.ne.jp/company.html (Wayback Machine: 2023-08-16 07:22)
  292. https://remax-web.jp/about/ (Wayback Machine: 2023-09-23 13:22)
  293. http://www.riverhillsoft.co.jp/profile/profile.html (Wayback Machine: 1997-01-19 15:37)
  294. https://www.riz.co.jp/public/company (Wayback Machine: 2024-05-19 20:37)
  295. 295.0 295.1 295.2 http://gdri.smspower.org/wiki/index.php/Rutubo_Games
  296. http://www.shimada.co.jp/tb_main.htm (Wayback Machine: 2002-07-20 17:10)
  297. File:SegaSammySIE JP PR 2001-08-02.pdf, page 1
  298. http://www.sie.co.jp/sie/Sie_Site/gaiyou.html (Wayback Machine: 2001-07-19 08:14)
  299. 299.0 299.1 http://www.sega.co.jp/sega_e/corp/kaisha/group.html (Wayback Machine: 1999-05-08 16:40)
  300. 300.0 300.1 Official website https://www.sonymusic.co.jp/Animation/right.html Official website
  301. http://www.sps.jp/Company_Profile.html (Wayback Machine: 2004-10-11 02:26)
  302. http://salamander.co.jp/about/index.html (Wayback Machine: 2022-03-12 12:38)
  303. http://www.sammy.co.jp/japanese/company/company.html (Wayback Machine: 2002-06-28 09:39)
  304. 304.0 304.1 https://www.sammy-net.jp/company/ (Wayback Machine: 2024-01-15 04:40)
  305. 305.0 305.1 305.2 http://gdri.smspower.org/wiki/index.php/Sanritsu
  306. http://www.sanritsudenki.com/saiyou.htm (Wayback Machine: 2008-08-20 03:13)
  307. 307.0 307.1 http://sansan.co.jp
  308. http://santaxsanta.com/about.html (Wayback Machine: 2000-09-17 20:47)
  309. https://www.mobygames.com/company/santa-claus
  310. 310.0 310.1 Interview: Hirofumi Murasaki (2002-04-17) by Sega.jp
  311. http://www.sarugakucho.jp/company.html (Wayback Machine: 2017-09-12 01:05)
  312. 312.0 312.1 312.2 312.3 https://www.ampress.co.jp/backnumber/bn2000.07.15.html
  313. http://gdri.smspower.org/wiki/index.php/Saurus
  314. http://www.saurus.co.jp/frame.htm (Wayback Machine: 2000-01-31 01:16)
  315. http://www.scarab-jp.com/SCARAB_profile.html (Wayback Machine: 2003-08-11 07:55)
  316. https://i.imgur.com/r0STMda.png (archive.today)
  317. File:TheHonoluluAdvertiser US 1946-12-28 page 12.png
  318. 318.0 318.1 318.2 http://www.sega.co.jp/sega/corp/news/nr001101_2.html (Wayback Machine: 2001-07-10 20:16)
  319. Cash Box, "August 14, 1965" (US; 1965-08-14), page 354
  320. https://www.segafave.co.jp/company/outline/ (Wayback Machine: 2024-08-02 19:04)
  321. http://www.sls-net.com/home/submenu/outline.html (Wayback Machine: 2012-04-20 02:41)
  322. 322.0 322.1 File:IR EN 2005-01-28.pdf
  323. File:IR EN 2005-01-28.pdf, page 3
  324. http://sega.jp/topics/120702_1/ (Wayback Machine: 2012-10-16 10:03)
  325. Sega Saturn Magazine, "1996-09 (1996-06-14)" (JP; 1996-05-24), page 146
  326. 326.0 326.1 https://www.segasammycreation.com/en/about (Wayback Machine: 2022-08-18 23:59)
  327. 327.0 327.1 https://www.segasammy.co.jp/ja/corp/profile/ (Wayback Machine: 2024-01-18 06:02)
  328. https://sega-sapporo-studio.co.jp/
  329. https://www.sega.co.jp/en/release/220111_1.html (Wayback Machine: 2022-02-02 12:51)
  330. 330.0 330.1 http://www.sega.co.jp/sega_e/corp/kaisha/history.html (Wayback Machine: 1997-02-16 12:30)
  331. http://www.sega-am2.co.jp/info.html (Wayback Machine: 2001-10-24 10:24)
  332. http://www.sega-am2.co.jp/jp/company/index.html (Wayback Machine: 2002-06-06 23:29)
  333. Aero Dancing 4 Official Website (Wayback Machine: 2003-02-01 08:59)
  334. http://www.jp.access-company.com/news/press/ACCESS/2000/001218.html (Wayback Machine: 2007-02-25 19:15)
  335. http://www.sega.co.jp/sega/corp/kaisha/history.html (Wayback Machine: 1997-02-15 13:40)
  336. https://www.sega.co.jp/company/history/index.html
  337. File:SegaOperations1970.pdf, page 2
  338. Cash Box, "July 30, 1960" (US; 1960-07-30), page 56
  339. 339.0 339.1 http://www.mmjp.or.jp/SL_game/gaiyou.htm (Wayback Machine: 1997-05-02 23:47)
  340. https://shirogumi.com/about (Wayback Machine: 2024-01-01 01:37)
  341. http://gdri.smspower.org/wiki/index.php/Shout!_Design_Works
  342. https://www.shueisha.co.jp/company/information/
  343. http://www.societa.co.jp/HX_TOP.html (Wayback Machine: 2001-03-31 17:48)
  344. http://gdri.smspower.org/wiki/index.php/Soft_Machine
  345. File:Mdfan_JP_1991-11.pdf, page 98
  346. E3 2001 Directory, page 105
  347. https://www.scp.co.jp/biz/info/index.html (Wayback Machine: 2023-06-27 15:10)
  348. http://www.sme.co.jp/scu/corporate/smg.html (Wayback Machine: 2003-04-27 06:52)
  349. https://www.sme.co.jp/company/overview/ (Wayback Machine: 2024-02-12 07:56)
  350. http://www.sophia-systems.co.jp:80/company/index.html (Wayback Machine: 2000-05-11 06:50)
  351. http://sophia.com:80/Corporate/index.htm (Wayback Machine: 1997-12-21 12:06)
  352. https://www.soundcity-w.com/company/ (Wayback Machine: 2024-08-02 11:53)
  353. 353.0 353.1 http://www.spielsoft.co.jp/corporate.htm
  354. http://www.spike.co.jp/2003/profile/03.html (Wayback Machine: 2005-03-08 02:03)
  355. http://www.spike.co.jp/spike/enkaku.html (Wayback Machine: 1998-05-26 17:22)
  356. https://stacksoft.co.jp/company.html
  357. https://www.sting.co.jp/company/ (Wayback Machine: 2024-01-14 05:31)
  358. 358.0 358.1 http://www.parkcity.ne.jp/~cliche/html/about.htm (Wayback Machine: 2001-11-21 01:26)
  359. https://www.deen.co.jp/company (Wayback Machine: 2024-01-19 04:53)
  360. File:Divinesealing_md_jp_manual.pdf, page 10
  361. http://takuranke.jp:80/kaisya/gaiyou.html (Wayback Machine: 2004-12-13 13:26)
  362. https://stylecube.jp/about.html (Wayback Machine: 2024-12-02 21:54)
  363. https://www.bnfw.co.jp/corporate/profile/ (Wayback Machine: 2024-01-26 02:39)
  364. 364.0 364.1 https://www.suzukisport-racing.com/info/090417brand/index.html
  365. https://drivetribe.com/p/suzukis-twin-engine-pikes-peak-RjQnD9dwQxuR9PQ-v7Kh9A?iid=E0mw5mFVRmOgetr9uv3mRQ
  366. http://www.symbio.co.jp/aboutus.html (Wayback Machine: 2014-06-12 00:11)
  367. http://www.symbio.co.jp/ (Wayback Machine: 2007-11-29 22:20)
  368. https://www.synk-dot.jp/ (Wayback Machine: 2024-08-15 13:20)
  369. 369.0 369.1 369.2 369.3 http://gdri.smspower.org/wiki/index.php/System_Sacom
  370. http://gdri.smspower.org/wiki/index.php/System_Vision
  371. http://www.systemsoft.co.jp/CORPORATE/profile.html (Wayback Machine: 2001-01-12 02:24)
  372. http://tes.co.jp/company/index.htm (Wayback Machine: 1999-02-02 07:05)
  373. https://vgmdb.net/artist/43845
  374. https://www.tsmusic.co.jp/company/
  375. http://www.t-two.co.jp/ (Wayback Machine: 2000-12-06 21:21)
  376. 376.0 376.1 http://gdri.smspower.org/wiki/index.php/TAD
  377. https://www.toei-anim.co.jp/tavac/ (Wayback Machine: 2024-09-22 02:18)
  378. 378.0 378.1 http://www.team-e.co.jp/company/ (Wayback Machine: 2022-05-26 02:51)
  379. https://www.tgl.co.jp/corporate/profile.html (Wayback Machine: 2022-11-22 18:37)
  380. https://www.ttmnet.co.jp/ (Wayback Machine: 2024-08-23 05:34)
  381. https://www.taito.co.jp/corporate/about (Wayback Machine: 2022-12-24 00:55)
  382. https://www.takaratomy-arts.co.jp/company/ (Wayback Machine: 2022-06-18 17:28)
  383. 383.0 383.1 https://tkj.jp/company/outline/ (Wayback Machine: 2023-03-15 10:43)
  384. http://www.takumi-net.co.jp/ (Wayback Machine: 2001-11-30 02:33)
  385. 385.0 385.1 https://houjin-search.info/detail/6011101012638/ (Wayback Machine: 2019-01-07 05:10)
  386. 386.0 386.1 http://www.tamtam.co.jp/company.html (Wayback Machine: 2022-04-28 02:08)
  387. https://www.tamsoft.co.jp/about/company/ (Wayback Machine: 2022-08-16 11:03)
  388. https://www.tatsujin.tokyo/en/company.html (Wayback Machine: 2023-12-15 13:19)
  389. https://tatsunoko.co.jp/english/ (Wayback Machine: 2024-01-23 07:37)
  390. http://gdri.smspower.org/wiki/index.php/Technical_Wave
  391. http://www.tecnosoft.com/MAIN/GAIYOU.HTM (Wayback Machine: 1998-06-25 18:47)
  392. http://www.tenben.co.jp/english/cg/company.html (Wayback Machine: 2021-04-21 16:46)
  393. https://www.tenky.co.jp/company.html (Wayback Machine: 2023-12-02 02:36)
  394. 394.0 394.1 394.2 394.3 http://gdri.smspower.org/wiki/index.php/Thinking_Rabbit
  395. https://www.toei.co.jp/company/info/outline/ (Wayback Machine: 2023-08-10 03:57)
  396. https://www.tfc.co.jp/english/company/overview/ (Wayback Machine: 2022-05-26 06:10)
  397. https://www.tkma.co.jp/company/ (Wayback Machine: 2023-12-07 19:44)
  398. http://www.tokuma.jp/company/profile.html (Wayback Machine: 2007-04-30 11:59)
  399. http://www.tokyu-agc.co.jp/aboutus/index.html (Wayback Machine: 2005-02-06 02:07)
  400. https://www.tombow.com/en/corporate/about/company/ (Wayback Machine: 2023-10-09 20:43)
  401. http://www.tokyo-shoseki.co.jp/tonkin/about/aboutj.htm (Wayback Machine: 1997-06-25 09:05)
  402. https://www.tose.co.jp/company/profile.html (Wayback Machine: 2023-08-27 03:42)
  403. https://www.trdparts.jp/heritage/
  404. https://www.trdparts.jp
  405. http://21sky.jp/gaiyou.html (Wayback Machine: 2009-04-17 07:12)
  406. https://www.houjin-bangou.nta.go.jp/henkorireki-johoto.html?selHouzinNo=7310002010884 (Wayback Machine: 2024-09-13 01:55)
  407. https://twofive.co.jp/company/ (Wayback Machine: 2023-12-01 06:43)
  408. https://www.umaa.net/profile/about.html (Wayback Machine: 2023-03-18 11:04)
  409. http://www.uepsys.com/ho/comp_info2.htm (Wayback Machine: 2001-03-13 06:01)
  410. File:XDR MD JP Box.jpg
  411. 411.0 411.1 @nekoma on Twitter (Wayback Machine: 2019-12-08 13:53)
  412. 412.0 412.1 http://www.jam-st.ne.jp/usp/about/about_index.html
  413. http://www5.plala.or.jp/ukiyotei/company.html
  414. https://www.unicajp.com/company/history.html (Wayback Machine: 2012-04-26 08:11)
  415. 415.0 415.1 415.2 415.3 File:IR EN 2003-07-30.pdf, page 1
  416. http://www.u-ga.com/jp/company/profile.html (Wayback Machine: 2003-04-02 17:14)
  417. 417.0 417.1 417.2 417.3 https://news.yahoo.co.jp/articles/5242850abc1b58b4c51f48a6fa9f1fffd70aa686
  418. 418.0 418.1 418.2 https://unisonas.com/detail/detail_tokyo.php?pg=95443
  419. http://victokai.co.jp/vichome/keiken.htm (Wayback Machine: 1998-05-22 00:26)
  420. http://vanillaware.co.jp/company.htm (Wayback Machine: 2024-02-26 05:33)
  421. 421.0 421.1 421.2 421.3 http://www.jvcmusic.co.jp/company/profile.html (Wayback Machine: 2002-10-16 00:40)
  422. http://visco.co.jp/ (Wayback Machine: 2022-08-18 23:21)
  423. 423.0 423.1 http://www.v-works.co.jp:80/about.html (Wayback Machine: 2001-02-26 18:11)
  424. 424.0 424.1 424.2 http://www.visit.co.jp/2_aboutus.html (Wayback Machine: 2008-09-27 16:18)
  425. 425.0 425.1 http://gdri.smspower.org/wiki/index.php/Warashi
  426. 426.0 426.1 https://www.wenet.co.jp/outline.html
  427. 427.0 427.1 427.2 427.3 http://gdri.smspower.org/wiki/index.php/Westone_Bit_Entertainment
  428. http://www.westone.co.jp/ir.html (Wayback Machine: 2013-07-08 20:42)
  429. 429.0 429.1 429.2 http://gdri.smspower.org/wiki/index.php/WiZ
  430. 430.0 430.1 https://www.animenewsnetwork.com/news/2019-02-08/bandai-plex-subsidiary-to-absorb-tamagotchi-developer-wiz/.143150 (Wayback Machine: 2021-05-29 01:35)
  431. https://wikimon.net/WiZ
  432. https://www.wizinc.co.jp/english/history.html (Wayback Machine: 2016-08-02 10:17)
  433. 433.0 433.1 https://www.will-link.co.jp/kaisha.htm (Wayback Machine: 2023-04-05 19:06)
  434. http://www.winds-net.co.jp/company.html (Wayback Machine: 2000-10-25 03:27)
  435. https://winds-net.co.jp
  436. 436.0 436.1 https://wiseinfinity.com/about/ (Wayback Machine: 2023-09-24 03:59)
  437. https://www.gamesradar.com/tales-studio-shut-down-namco-bandai/ (Wayback Machine: 2020-04-25 04:15)
  438. File:WAS logo.png
  439. 439.0 439.1 http://www.workjam.co.jp/company/company.html (Wayback Machine: 2012-09-06 01:57)
  440. http://www.production-ig.co.jp/ig/company/xebec.html (Wayback Machine: 1997-10-17 18:35)
  441. https://www.xeen.co.jp/aboutus/ (Wayback Machine: 2022-07-18 14:43)
  442. https://xing.co.jp/company/outline (Wayback Machine: 2022-12-07 14:52)
  443. 443.0 443.1 https://vndb.org/p84
  444. http://gdri.smspower.org/wiki/index.php/Use
  445. http://www.xuse.co.jp/top.html
  446. 446.0 446.1 http://www.remus.dti.ne.jp/~yyy/about_us.html (Wayback Machine: 2002-02-05 17:52)
  447. http://www.ysnet-inc.jp
  448. https://www.gematsu.com/companies/ys-net
  449. 449.0 449.1 449.2 449.3 http://gdri.smspower.org/wiki/index.php/Yumekobo
  450. http://www.yuzumo.com/yzm/about.html
  451. http://gdri.smspower.org/wiki/index.php/Zap
  452. http://www.lightwell.co.jp/ZAX/e-gaiyo.htm (Wayback Machine: 2000-10-26 01:13)
  453. 453.0 453.1 http://gdri.smspower.org/wiki/index.php/Zerosystem
  454. https://www.zoo.co.jp/archives/company/overview (Wayback Machine: 2023-09-13 06:52)
  455. https://www.zoo.co.jp/archives/company/access (Wayback Machine: 2023-09-13 07:01)