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 Arcades in Japan.
- 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, Xbox One, Nintendo Switch and Steam worldwide.
- 2021 - The Digital Deluxe Edition of Shin Megami Tensei III Noctune HD Remaster is released for the Nintendo Switch in Australia and for Steam worldwide.