From Sega Retro
March 21 (
- 1989 - Phantasy Star II is released for the Mega Drive in Japan.
- 1990 - Penguin Land is released for the Game Boy in Japan.
- 1991 - Mickey Mouse no Castle Illusion is released for the Game Gear in Japan.
- 1994 - Eternal Champions: Sega Genesis Official Power Guide is published in North America.
- 1997 - Crypt Killer and Hexen are released for the Sega Saturn in Europe.
- 2001 - ChuChu Rocket! is released in Japan for the Game Boy Advance as a launch title. Bangai-O is released for the Dreamcast in Europe. Sakura Taisen 3 Hanagumi Roman Gahou is published in Japan. The Divers 2000 CX-1 Dreamcast is released in Japan.
- 2002 - Sakura Taisen 4: Koi Seyo, Otome is released for the Dreamcast in Japan, optionally as part of Sakura Taisen Complete Box. Gunvalkyrie is released for the Xbox in Japan.
- 2003 - Panzer Dragoon Orta and Shenmue II are released for the Xbox in Europe.
- 2006 - Sega publishes The Tower SP for the Game Boy Advance in North America.
- 2007 - Puyo Puyo! is released for the PlayStation 2 and PlayStation Portable in Japan, alongside Puyo Puyo! Original Sound Track.
- 2008 - Brain Assist is released for the Nintendo DS in Australia.
- 2013 - The PlayStation 2 game Dennou Senki Virtual-On: Marz is made available to download for Japanese PlayStation 3 owners.
- 2016 - Total War Battles: Kingdom launches on iOS devices in North America.