Anniversaries/January 23
From Sega Retro
January 23 (add)
- 2001 - The Typing of the Dead is released in North America for the Dreamcastwhile Phantasy Star Online and Sonic Adventure 2: The Trial are released in both North America and Europe for the Dreamcast. Alien Front is released in Japanese Arcades for the Sega NAOMI board.
- 2004 - In Japan, Hitori de Puyo Puyo is released for EZweb (BREW 2.0) compatible phones though Sega's Sega Ages portal while Super Monaco GP is released for EZweb (Java Phase 3) compatible phones though Sega's Sega Ages portal.
- 2006 - Shadow Shoot is released for i-mode 505i compatible phones though Sega's Sonic Cafe portal.
- 2008 - True Blue: The Best of Sonic the Hedgehog, a CD, is released in Japan.
- 2009 - Blazer Drive DS Original Soundtrack, a CD, is released in Japan. In Europe, the Sega Master System version of Wonder Boy in Monster Land is released for the Wii Virtual Console while the PC and MacOS versions of Football Manager Live are released.
- 2010 - J.League Pro Soccer Club o Tsukurou! 6: Pride of J Perfect Guide, a book, is released in Japan.
- 2013 - Sega Network Taisen Mahjong MJ5 Evolution is released in Arcades for the Sega Ringedge board while Ryu ga Gotoku 5: Yume, Kanaeshi Mono Kanzen Kouryaku Kyoku no Sho, a book, is released in Japan. The Cave is released for Xbox Live Arcade, PlayStation Network and Steam in North America and Europe.
- 2014 - Uta Kumi 575 is released for the PlayStation Vita in Japan.
- 2015 - The Limited Edition version of The Art of Total War, a book, is released in North America, while the regular and Limited Editions are released in Europe.
- 2016 - Persona 3 The Movie: No. 4: Winter of Rebirth premieres in Japanese cinemas.
- 2020 - In Japanese Arcades maimai Deluxe Plus is released for the ALLS HX2 board while Mario & Sonic at the Olympic Games Tokyo 2020 - Arcade Edition is released for the ALLS UX board. Sega Ages Fantasy Zone and Sega Ages Shinobi are released for the Nintendo Switch in North America and Europe.
- 2021 - The date of the first examination for the Sega Test, taking place as part of Sega's 60th anniversary celebration, Go Sega.