Anniversaries/August 18
From Sega Retro
August 18 (add)
- 1987 - Doki Doki Penguin Land: Uchuu Daibouken is released for the Sega Master System in Japan.
- 1991 - James Pond II: Codename RoboCod is released for the Sega Mega Drive in North America.
- 1994 - Soul Star & Battlecorps, a Demo Disc, is released for the Sega Mega-CD in the United Kingdom.
- 1995 - Panzer Dragoon is released for the Sega Saturn in the United Kingdom.
- 1998 - Early Collection 2nd, a CD, is released in Japan.
- 2000 - Capcom vs. SNK: Millennium Fight 2000 is released in Japanese Arcades for the Sega NAOMI board. Walt Disney World Quest: Magical Racing Tour is released for the Sega Dreamcast in Europe.
- 2001 - Sakura Taisen is released for Windows PCs in China.
- 2004 - Shining Force: Kuroki Ryuu no Fukkatsu Original Sound Tracks, a CD, is released alongside Saigo no Kami for J-Sky (50KB) compatible phones through Sega's Pet * Sega portal in Japan.
- 2005 - Sega Ages 2500 Series Vol. 18: Dragon Force is released for the PlayStation 2 in Japan.
- 2010 - Sonic Rivals and Sonic Rivals 2 are made available for digital download on the PlayStation Store in Europe and Australia.
- 2011 - Phantasy Star Portable 2 Infinity Infinite Guide + Settei-shuu, a book, is released in Japan.
- 2015 - Dungeon Travelers 2: The Royal Library & The Monster Seal is released for the PlayStation Vita in North America.
- 2023 - Sega confirms that it has taken over the operations of Rovio Entertainment.