Anniversaries/October 17
From Sega Retro
October 17 (add)
- 1987 - Fantasy Zone II: The Tears of Opa-Opa is released for the Sega Master System in Japan.
- 1994 - MTV airs the Rock the Rock television special in North America, a video game competition meant to advertise Sonic & Knuckles.
- 1995 - Black Fire is released for the Sega Saturn in North America.
- 1996 - Sega Worldwide Soccer 97 is released for the Sega Saturn in Europe.
- 1997 - Club Sega, Sega Touring Car Championship, and Yu Suzuki Produce Hang On/Space Harrier, all CDs, are released alongside Last Bronx Radio Drama Vol. 2, a Drama CD, in Japan. Last Bronx is released for the Sega Saturn in North America.
- 2000 - Samba de Amigo, Sega Marine Fishing, and Test Drive V-Rally are released for the Sega Dreamcast in North America.
- 2001 - Shenmue II Complete Guide, a book, is released alongside Spevo for J-Sky (50KB) compatible phones through Sega's Ulala no Channel J portal in Japan.
- 2002 - Sonic no Jirai Sagashi Game is released for i-mode 503i compatible phones through Sega's Sonic Cafe portal in Japan. NBA 2K3 Official Perfect Guide, a book, is released in North America. Sega Soccer Slam is released for the Xbox in France.
- 2005 - Shining Force Neo Official Strategy Guide, a book, is released in North America.
- 2007 - Doki Doki Penguin Land is released for Vodafone Live! (3G) compatible phones through Sega's Sega Ages portal in Japan.
- 2008 - Golden Axe: Beast Rider is released for the Xbox 360 in the United Kingdom while Golden Axe: Beast Rider is released for the PlayStation 3 alongside Space Harrier and Street Fighter II': Special Champion Edition for the Wii Virtual Console in Europe. Golden Axe: Beast Rider is released for the PlayStation 3 in South Korea.
- 2012 - Sega Memorial Selection is released for the PlayStation 3 in Japan. Viking: Battle for Asgard is released on Steam in Australia. Sonic Generations is made available for digital download on the Xbox 360 alongside Viking: Battle for Asgard on Steam in North America and Europe.
- 2013 - J.League Pro Soccer Club o Tsukurou! 8: Euro Plus is released for the PlayStation Portable in Japan. Sega Superstars Tennis is released for the Mac App Store in North America and Europe.
- 2017 - Etrian Odyssey V: Beyond the Myth is released for the Nintendo 3DS in North America and Europe.
- 2018 - Resonance of Fate: 4K/HD Edition is released on Steam in Japan, North America, Europe, and Australia.
- 2019 - Ultracore, an aftermarket Sega Mega Drive game, is released in Japan. Sega Ages Columns II and Sega Ages Ichidant-R are released for the Nintendo Switch in North America, Europe, and Australia.
- 2020 - Streets Of Kamurocho is released on Steam in North America and Europe.
- 2023 - Sonic the Hedgehog: The Official Cookbook, a book, is released in North America and the United Kingdom, Endless Dungeon Last Wish Edition is released on the PlayStation 4, Xbox One, PlayStation 5, and on Steam and Epic Games Store in North America, Europe, and Australia, and Sonic Superstars is released for the PlayStation 4, Xbox One, Nintendo Switch, PlayStation 5, and on Steam and the Epic Games Store in Japan, North America, Europe, Australia, South Korea, and Taiwan.