Japan

North America

PAL region

• Originally released onPC-8801, later ported toX1 (1987),PC-9801 (1987),FM-7 (1987),MSX2 (1987),Famicom (1988),Master System (1988),MS-DOS (1989),X68000 (1991)

• Originally released onPC-8801 andPC-9801, later ported toFM-7 (1988),X1 (1988),MSX2 (1988),Famicom (1990)

• Originally released onPC-8801 andPC-9801, later ported toMSX2 (1989),X68000 (1990),TurboGrafx-CD (1991),SNES (1991),Famicom (1991),Sega Genesis (1991),PlayStation 2 (2005)

• Originally released onSuper Famicom, later ported toPlayStation 2 (2005),Mobile (2006)

• Originally released onSuper Famicom, later ported toPlayStation 2 (2006)
• Re-released same year as an "Expert" edition

• Originally released onWindows, later ported toPlayStation 2 (2005),Mobile (2005),PlayStation Portable (2006)

• Originally released onWindows, later ported toPlayStation 4 (2017),PlayStation Vita (2017),Xbox One (2018),Nintendo Switch (2020)
• It was only released digitally in North America and Europe.

• Originally released onPlayStation Portable, later ported toWindows (2012)
• It was only released digitally in Europe

• Originally released onPlayStation Vita, later ported toPlayStation 4 (2017),Windows (2018),Nintendo Switch (2018),Google Stadia (2021),PlayStation 5 (2022)

• Originally released onPlayStation 4, later ported toGoogle Stadia (2021),Windows (2021),Nintendo Switch (2021),PlayStation 5 (2023)

• Released for PlayStation 4, PlayStation 5, Nintendo Switch, and Windows

Japan

North America

PAL region

• Released onPC Engine CD-ROM²
• Developed byHudson Soft

• Released onNintendo DS
• Developed by Future Creates

• Released onWindows
• Online MMORPG developed by Falcom and released by CJ Internet in 2007 in Korea and was in open-beta in Japan; takes place a couple centuries afterYs: The Ark of Napishtim.
• An English version was available in Europe in January 2009 for beta-testing, before being shut down in November the same year. The servers were shut down in China and Korea in 2010, in Japan in October 2011, and in Taiwan in October 2012.

• Released asYs vs. Sora no Kiseki: Alternative Saga only in Japan for thePlayStation Portable
• Fighting game crossover featuring characters from Falcom'sYs andTrails series

• Released onAndroid andiOS
• Free-to-playMMORPG based onYs VI: The Ark of Napishtim

Japan

North America

PAL region

• Released onTurboGrafx-CD
• Developed byAlfa System
• Also available onTurboDuo (1992),Windows (1997),^[19]PlayStation 2 (2003),^[20]Nintendo DS (2008),^[21]PlayStation Portable (2009),^[22]Android (2015),iOS (2015),X68000 (2021)
• PC remakes known asYs Eternal and laterYs I Complete. Japan-only Nintendo DS remake known asYs: The Vanished Omen.^[23]
• Pack-in game for TTi'sTurboDuo console was a re-pressing of the TurboGrafx-CD version, but with new silk-screening on the CD-ROM (i.e. the TG-CD logo was replaced by the new "TurboDuo" logo, among other changes).
• The PC Complete version was re-released as "Cheap Edition" in 2005.
• A PlayStation 2 "Limited Edition" was also released.
• The Nintendo DS version was a North American exclusive compilation, as it was released as separate games in Japan.^[24][25]
• The PlayStation Portable version is based on the first remake for the 2001 Windows version^[26]

• Released onWindows
• Developed byNihon Falcom
• Also available onMobile (2005),PlayStation Portable (2010)
• Ys: The Oath in Felghana is a "re-imagined" remake ofYs III: Wanderers from Ys, intended largely to make the game's events fit in better with the overarching plot threads introduced in later games.

• Released onPlayStation Vita
• Developed byNihon Falcom
• Also available onWindows (2015),PlayStation 4 (2020)
• Ys: Memories of Celceta, released in Japan asYs: Foliage Ocean in Celceta, is a "re-imagined" remake ofYs IV, intended largely to make the game's events fit in better with the overarching plot threads introduced in later games.