| Yumeria | 2003 | ps2 |
| Yumeutsutsu Re:After | 2020 | ps4, vita |
| Yumeutsutsu Re:Master | 2016 | ps4, switch, vita |
| Yumimi Mix | 1993 | segacd |
| Yumimi Mix Remix | 1995 | saturn |
| Yunohana SpRING! | 2015 | vita |
| Yunohana Spring! Cherishing Time | 2016 | vita |
| Yuppie Psycho: Executive Edition | 2020 | switch |
| Yuujou Densetsu - The Doraemons | 1995 | 3do |
| Yuukyuu Gensoukyoku | 1997 | saturn |
| Yuukyuu Gensoukyoku 3 - Perpetual Blue | 1999 | dreamcast |
| Yuukyuu Gensoukyoku 3 - Perpetual Blue | 1999 | ps1 |
| Yuukyuu Gensoukyoku 3 - Perpetual Blue - Visual Collection | 1999 | ps1 |
| Yuukyuu Kumikyoku - All Star Project | 2000 | ps1 |
| Yuukyuu no Eden - The Eternal Eden | 1999 | ps1 |
| Yuuto Ichika Makes Friends | 2019 | gb |
| Yuuyami Doori Tankentai | 1999 | ps1 |
| Zaak van Sam, De | 1997 | cdi |
| Zac to Ombra - Maboroshi no Yuuenchi | 2010 | nds |
| Zack & Wiki - Quest for Barbaros' Treasure | 2007 | wii |
| Zakuro no Aji | 1995 | snes |
| Zarah - Das Schloss des Gwoor | 2009 | nds |
| Zelda Chuanshuo - Shenqi de Maozi | 2006 | nes |
| Zelda Dream - Hourglass | 2006 | nes |
| Zelda no Densetsu - The Hyrule Fantasy | 1986 | fds |
| Zelda no Densetsu - Toki no Ocarina 3D | 2012 | 3ds |
| Zelda's Adventure | 2020 | gb |
| Zenkoku Seifuku Bishoujo Grand Prix - Find Love | 1997 | saturn |
| Zero - Shinku no Chou | 2016 | wiiu |
| Zero Escape - Toki no Dilemma | 2016 | 3ds |
| Zero Escape - Virtue's Last Reward | 2012 | 3ds, vita |
| Zero Escape - Zero Time Dilemma | 2016 | 3ds, ps4, vita |
| Zero Escape: The Nonary Games | 2017 | ps4, vita |
| Zero One | 2003 | gba |
| Zero One SP | 2004 | gba |
| Zero no Tsukaima - Koakuma to Harukaze no Concerto | 2007 | ps2 |
| Zero no Tsukaima - Maigo no Period to Ikusen no Symphony | 2008 | ps2 |
| Zero no Tsukaima - Muma ga Tsumugu Yokaze no Fantasy | 2007 | ps2 |
| Zettai Kaikyuu Gakuen - Eden with Roses and Phantasm | | vita |
| Zettai Meikyuu Grimm - Nanatsu no Kagi to Rakuen no Otome | 2010 | psp |
| Zettai Zetsumei Toshi 3 - Kowareyuku Machi to Kanojo no Uta | 2009 | psp |
| Zettaizetsumei Dangerous Jiisan - Naki no 1-kai - Zettaifukujuu Violence Kouchou - Wagahai ga 1-ban Erainjai!! | 2004 | gba |
| Zettaizetsumei Dangerous Jiisan - Shijou Saikyou no Dogeza | 2003 | gba |
| Zettaizetsumei Dangerous Jiisan 3 - Hateshinaki Mamonogatari | 2004 | gba |
| Zettaizetsumei Dangerous Jiisan Tsuu - Ikari no Oshioki Blues | 2004 | gba |
| Zeus - Carnage Heart Second | 1998 | ps1 |
| Zeus II - Carnage Heart | 1999 | ps1 |
| Zipline Zapper | | gba |
| Zoboomafoo - Leapin' Lemurs! | 2001 | ps1 |
| Zoda's Revenge - StarTropics II | 1994 | nes |
| Zoda's Revenge - StarTropics II | 2008 | wii |
| Zoey 101 | 2007 | gba |
| Zoku Hatsukoi Monogatari - Shuugaku Ryokou | 1997 | pcfx |
| Zoku Hatsukoi Monogatari - Shuugaku Ryokou | 1998 | ps1, saturn |
| Zombi Terror | 2014 | genesis |
| Zombie Hunter | 1987 | nes |
| Zork I - The Great Underground Empire | 1996 | ps1 |
| Zork I - The Great Underground Empire | 1996 | saturn |
| Zutto Issho - With Me Everytime | 1998 | ps1 |
| ef - A Fairy Tale of the Two | 2010 | ps2 |
| everGirl | 2005 | gba |
| iCarly 2 - iJoin the Click! | 2010 | nds |
| id - Rebirth Session | 2016 | vita |
| m - Kimi o Tsutaete | 1996 | ps1, saturn |
| radioRealm | 2024 | gb |
| summer Double Sharp | 2006 | ps2 |
| unENDing Bloody Call | 2012 | psp |
| xxxHOLiC - Watanuki no Izayoi Souwa | 2007 | ps2 |