Anniversaries/May 27
From Sega Retro
May 27 (add)
- 1987 - Danger Zone is released in Japanese Arcades.
- 1993 - The Sega Mega-CD is released in Sweden.
- 1994 - F-117 Stealth Operation: Night Storm, Greatest Heavyweights, Mortal Kombat, and Sonic the Hedgehog 3 are released for the Sega Mega Drive alongside Alien 3 and World Derby for the Sega Game Gear, and Hyperion for the Sega Mega LD in Japan.
- 1999 - Dynamite Deka 2 and Elemental Gimmick Gear: E.G.G. are released for the Sega Dreamcast in Japan.
- 2000 - Samba de Amigo The Greatest Guidebook, a book, is released in Japan.
- 2003 - Sakura Wars TV 1: Opening Night and Virtua Fighter Round One, both DVDs, are released in North America.
- 2004 - Sega Ages 2500 Series Vol. 13: OutRun is released for the PlayStation 2 alongside Nazo Puyo for EZweb (BREW 2.0) compatible phones through Sega's Sega Ages portal in Japan.
- 2005 - NHL Eastside Hockey Manager 2005 is released for Windows PCs and Mac OS X in Europe.
- 2010 - Saka Tsuku DS: World Challenge 2010 is released for the Nintendo DS in Japan. Alpha Protocol is released for the Xbox 360 and PlayStation 3 in Australia.
- 2011 - Senjou no Valkyria 2: Soukou no Alias Part 2, a book, is released in Japan. The Arcade Gamer Portable, a console on a chip by AtGames, is released in the United Kingdom.
- 2014 - Castle of Illusion Starring Mickey Mouse is released for Windows 8 devices in North America, Europe, and Australia.
- 2015 - Golden Axe The Music is released for the Mora streaming platform in Japan.
- 2017 - Gunstar Heroes, a vinyl album, is released in the United Kingdom.
- 2020 - Phantasy Star Online 2 is released for Windows PCs in North America. Sonic the Hedgehog Non-Stop Music Selection Vol.2 is made available to download from Amazon and iTunes, and made available to stream from the AWA, Google Play, Kkbox, Line, Mora, and Recochoku streaming platforms in Japan while it is made available to download for Amazon and iTunes in North America and Europe, and for Spotify worldwide.