Sega CS1

Sega CS1 or Sega CS R&D2, or Sega Consumer Research and Development Department #2 was a division within Sega of Japan. Previously known as R&D2 in the eighties, it was the first department established specifically to produce console games.

Softography (consumer)

SG-1000

• Champion Boxing (1984)
• Golgo 13 (1984)
• Girl's Garden (1984)
• Hustle Chumy (1984)
• Bomb Jack (1985)
• Rock'n Bolt (1985)
• Champion Pro Wrestling (1985)
• Chack'n Pop (1985)
• Doki Doki Penguin Land (1985)
• Zoom 909 (1985)
• Pitfall II (1985)

Master System

• F-16 Fighting Falcon (1985)
• Great Baseball (1985)
• Great Soccer (1985)
• Hang-On (1985)
• TransBot (1985)
• My Hero (1985)
• Pro Wrestling (1985)
• Alex Kidd in Miracle World (1986)
• Hokuto no Ken (1986)
• Ninja Princess (1986)
• Space Harrier (1986)
• Spy Vs. Spy (1986)
• Alex Kidd BMX Trial (1987)
• Phantasy Star (1987)
• Woody Pop (1987)
• Zillion (1987)
• Fantasy Zone II: The Tears of Opa-Opa (1987)
• Phantasy Star (1987)
• Quartet (1987)
• Wonder Boy in Monster Land (1988) (Development: Westone)
• SDI: Strategic Defense Initiative (1987)
• Shinobi (1988)
• Space Harrier 3D (1988)
• Super Racing (1988)
• Galaxy Force (1989)
• OutRun (1988)
• Shinobi (1988)
• Cyborg Hunter (1988)
• SpellCaster (1985)
• Tensai Bakabon (1988)
• Altered Beast (1989)
• American Pro Football (1988)
• Golden Axe (1989)
• Astérix (1991)
• Poseidon Wars 3D(1990)
• G-LOC: Air Battle (1991)
• Golden Axe Warrior (1991)
• Taz-Mania (1992)
• Asterix and the Secret Mission (1993)
• Sonic Chaos (1993) (Development: Aspect)
• Deep Duck Trouble Starring Donald Duck (1993) (Development: Aspect)
• Legend of Illusion starring Mickey Mouse (1995) (Development: Aspect)

Mega Drive

• Altered Beast (1988)
• Space Harrier II (1988)
• Super Thunder Blade (1988)
• Hoshi wo Sagashite (1988)
• Arnold Palmer Tournament Golf (1989)
• Alex Kidd in the Enchanted Castle (1989)
• Battle OutRun (1989)
• E-SWAT City Under Siege (1989)
• Forgotten Worlds (1989)
• Ghouls'n Ghosts (1989)
• Last Battle (1989)
• Mystic Defender (1989)
• Phantasy Star II (1989)
• Shadow Dancer: The Secret of Shinobi (1989)
• The Revenge of Shinobi (1989)
• Castle of Illusion: Mickey Mouse (1990)
• Phantasy Star III: Generations of Doom (1990)
• Last Battle (1990)
• Sorcerian (1990)
• Super Monaco GP (1990)
• Putter Golf (1990)
• Golden Axe II (1991)
• MegaMind (1991)
• Pyramid Magic (1991)
• Pyramid Magic II (1991)
• Pyramid Magic III (1991)
• Quackshot (1991)
• Streets of Rage (1991)
• Ayrton Senna's Super Monaco GP II (1992)
• Bio-Hazard Battle (1992)
• Kiss Shot (1992)
• Sports Talk Baseball (1992)
• Streets of Rage 2 (1992)
• Honoo no Toukyuuji Dodge Danpei (1992)
• World Illusion Starring Mickey Mouse and Donald Duck (1992)
• Columns III (1993)
• J. League Pro Striker (1993)
• J. League Pro Striker Kanzenban (1993)
• Phantasy Star IV: The End of the Millennium (1994)
• OutRunners (1994)
• Dr. Robotnik's Mean Bean Machine (1994) (Development: Compile)
• J. League Pro Striker 2 (1994)
• Streets of Rage 3 (1994)
• Pepenga Pengo (1995)
• Pro Striker Final Stage (1995)
• Ristar (1995)

Game Gear

• Dragon Crystal (1990)
• Michael Jackson's Moonwalker (1990)
• Astérix (1991)
• G-LOC: Air Battle (1991)
• Ax Battler: A Legend of Golden Axe (1991) (Development: Aspect)
• The GG Shinobi (1991)
• Ayrton Senna's Super Monaco GP II (1992)
• Defenders of Oasis (1992)
• Shinobi II: The Silent Fury (1992)
• Sonic The Hedgehog 2 (8-Bit) (1992)
• Batman Returns (1992)
• Asterix and the Secret Mission (1993)
• Deep Duck Trouble Starring Donald Duck (1993) (Development: Aspect)
• Disney's Aladdin (8-bit) (1994) (Development: Sims)
• Jurassic Park (1993)
• Sonic Chaos (1993) (Development: Aspect)
• Coca-Cola Kid (1994) (Development: Aspect)
• Sonic Drift (1994)
• Torarete Tamaruka!? (1994)
• YuYu Hakusho Gaiden (1994)
• Gunstar Heroes (1995) (Development: M2)
• Kishin Douji Zenki (1995)
• Legend of Illusion starring Mickey Mouse (1995) (Development: Aspect)
• Super Columns (1995)
• Sonic Drift 2 (1995)
• Sylvan Tale (1995)
• Tails Adventure (1995)
• Tempo Jr. (1995) (Development: Sims)
• Sonic Blast (1996)
• The Lost World: Jurassic Park (1997)

Mega CD

• Panic! (1992)
• Quiz Scramble Special (1992)
• Dark Wizard (1993)
• Formula One World Championship: Beyond the Limit (1994)
• Mansion of Hidden Souls (1993) (Development: System Sacom)
• Seima Densetsu 3x3 Eyes (1993)

Sega 32X

• Knuckles Chaotix (1995)
• Stellar Assault (1995)
• Tempo (1995) (Development: Red Entertainment)

Saturn

• Clockwork Knight (1994)
• Gale Racer (1994)
• Astal (1994)
• Cyber Speedway (1995) (Development: Nextech)
• F1 Challenge (1995)
• Gakkou no Gaiden (1995)
• Hang-On GP (with Genki)
• Clockwork Knight 2 (1995)
• Victory Goal (1995)
• Wing Arms (1995)
• World Series Baseball (1995)
• Dragon Force (1996)
• Guardian Heroes (1996) (with Treasure)
• Advanced World War Sennen Teikoku no Koubou: Last of the Millennium (1997)
• Victory Goal '97 (1997)

Magazine articles

Main article: Sega CS1/Magazine articles.