Anniversaries/September 27
From Sega Retro
September 27 (add)
- 1991 - Master of Weapon and Senjou no Ookami II are released for the Sega Mega Drive alongside Putt & Putter for the Sega Game Gear in Japan.
- 1996 - Policenauts Koushiki Kanzen Guide Book, a book, is released alongside Ai Iijima: Good Island Cafe, Toshinden URA, Gals Panic SS, Haunted Casino, Joshikousei no Houkago... Pukunpa, Magical Drop 2, Mahjong Yon-Shimai: Wakakusa Monogatari, Mezase Idol Star!! Natsuiro Memories: Mahjong Hen, Okudera Yasuhiko no Sekai o Mezase! Soccer Kids: Nyuumon Hen, Private Idol Disc Vol. 3: Ooshima Akemi, Sakura Taisen, Sangokushi V, Saturn Bomberman (XBAND), Sega Ages After Burner II, Thunder Force: Gold Pack 1, and Tokimeki Memorial: Taisen Pazurudama for the Sega Saturn in Japan. Virtua Fighter Animation and X-Men: Mojo World are released for the Sega Game Gear alongside Casper and Three Dirty Dwarves for the Sega Saturn in North America. Space Hulk: Vengeance of the Blood Angels is released for the Sega Saturn in Europe.
- 2000 - ESPN International Track & Field is released for the Sega Dreamcast in North America. San Francisco Rush 2049 is released for the Sega Dreamcast in Germany. Power Stone 2 and WWF Royal Rumble are released for the Sega Dreamcast in Spain.
- 2001 - Garou: Mark of the Wolves, Memories Off 2nd, Pachi-Slot Teiou Dream Slot: Olympia SP, and Typing of the Date are released for the Sega Dreamcast in Japan.
- 2002 - F355 Challenge is released for the PlayStation 2 alongside Beach Spikers: Virtua Beach Volleyball for the Nintendo Gamecube in Europe.
- 2005 - Rome: Total War - Barbarian Invasion is released for Windows PCs in North America.
- 2006 - Crossword no Mori 2: Ubawa Reta Mori is released for Vodafone Live! (256KB) compatible phones through Sega's Pet * Sega portal in Japan.
- 2007 - PictoImage DS is released for the Nintendo DS alongside Phantasy Star Universe: Ambition of the Illuminus for the PlayStation 2 and Windows PCs in Japan. Sega Rally Revo is released for the Xbox 360, PlayStation 3, and Windows PCs alongside Sonic Rush Adventure for the Nintendo DS and Crazy Taxi: Fare Wars and Sega Rally Revo for the PlayStation Portable in Australia. Company of Heroes: Opposing Fronts is released for Steam in North America, Europe, and Australia.
- 2010 - Shuukan Crossword no Mori is released for i-mode 90x compatible phones through Sega's Puyo Puyo! Sega portal in Japan.
- 2012 - The Typing of the Dead EX is released for Windows PCs in Japan. Dead or Alive 5 is released for the Xbox 360 in Japan, Australia, and New Zealand and for the PlayStation 3 in Japan, Australia, and South Korea.
- 2016 - Sonic Boom: Fire & Ice is released for the Nintendo 3DS in North America.
- 2018 - Chain Chronicle Kara Manabu Smartphone RPG no Tsuku Rikata, a book, is released alongside Valkyria Chronicles for the Nintendo Switch in Japan. Valkyria Chronicles 4 is released for the Nintendo Switch in Japan, South Korea, and Hong Kong.
- 2020 - Panzer Dragoon: Remake is released for the PlayStation 4 in Europe and Australia.