Anniversaries/May 21
From Sega Retro
May 21 (add)
- 1995 - Theme Park is released for the Sega Mega Drive in Europe.
- 1997 - Battle Stations is released for the Sega Saturn in North America.
- 1998 - Baroque, Idol Mahjong Final Romance 4, MeltyLancer Re-inforce Taikenban, MeltyLancer Re-inforce, Shadows of the Tusk, and Super Real Mahjong P7 are released for the Sega Saturn in Japan.
- 1999 - Sakura Taisen Hanagumi Christmas Kiseki no Kane, a VHS for the stage play of the same name, is released in Japan.
- 2001 - Skies of Arcadia is released for the Sega Dreamcast in Germany.
- 2003 - Mi-Ra-I, a CD, is released in Japan.
- 2007 - Streets of Rage 2 is released for the Wii Virtual Console in North America.
- 2008 - Senjou no Valkyria Original Sound Track, a CD, is released alongside Issho ni Turbo Drive in Japanese Arcades for the Sega System SP board.
- 2009 - Virtua Fighter 5 R Ver.B is released in Arcades for the Sega Lindbergh board alongside Pro Yakyuu Team o Tsukurou! 2 for the Nintendo DS in Japan.
- 2013 - Dasshutsu! Pyramid: Pharaoh's Stones is released for iOS in Japan.
- 2019 - Team Sonic Racing is released for the PlayStation 4 and Nintendo Switch in Japan, Europe, Australia, South Korea, Hong Kong, and Taiwan, for the Xbox One in North America, Europe, and Australia, and on Steam in Japan, North America, Europe, and Australia.
- 2021 - The Digital Deluxe Edition of Shin Megami Tensei III Noctune HD Remaster is released for the Nintendo Switch in Australia and on Steam in Japan, North America, Europe, and Australia.