| Crayon Shin-chan: Ora to Hakase no Natsuyasumi – Owaranai Nanokakan no Tabi | 2021 | switch |
| Creaks | 2020 | ps4, switch |
| Crime O'Clock | 2023 | switch |
| Crime Scene | 2009 | nds |
| Crimson Empire - Circumstances to Serve a Noble | 2010 | ps2, psp |
| Crimson Room | 2007 | nds |
| Crimson Room Reverse | 2008 | psp |
| Critical Bullet - 7th Target | 2002 | ps2 |
| Croket! - Yume no Banker Survival! | 2002 | gba |
| Croket! Kindan no Kinka Box! | 2003 | ps1 |
| Cronela's Mansion | 2025 | gba |
| Cross Ange - Tenshi to Ryuu no Rondo tr | 2015 | vita |
| Cross Channel - For All People | 2014 | ps3 |
| Cross Channel - For All People | 2014 | vita |
| Cross Channel - In Memory of all People | 2011 | xbox360 |
| Cross Channel - To All People | 2004 | ps2 |
| Cross Channel - To All People | 2010 | psp |
| Cross Tantei Monogatari - Motsureta Nanatsu no Labyrinth | 1998 | ps1, saturn |
| Cross Tantei Monogatari 1 - Kouhen | 2000 | ps1 |
| Cross Tantei Monogatari 1 - Zenpen | 2000 | ps1 |
| The Crown of Midas | 2011 | wii |
| The Cryptics | 2008 | psp |
| Crystal Quest | 1991 | gb |
| Crystal's Pony Tale | 1994 | genesis |
| The Cub | 2024 | ps4 |
| Cupid Parasite | 2020 | switch |
| Cupid Parasite: Sweet & Spicy Darling | 2023 | switch |
| Cure Mate Club | 2013 | vita |
| Curiosity Kills the Cat Koukishin wa Neko o Korosu ka | 1998 | ps1 |
| Custom Drive | 2012 | psp |
| Cutey Honey FX | 1995 | pcfx |
| Cyanide & Happiness: Freakpocalypse | 2021 | switch |
| Cyber City Oedo 808 - Kemono no Alignment | 1991 | pcengine |
| Cyber Virus | 2019 | lynx |
| D | 1996 | ps1 |
| D no Shokutaku - Complete Graphics | 1995 | ps1 |
| D's Diner - The Director's Cut | 1996 | 3do |
| D+Vine | 2001 | dreamcast |
| D-A - Black | 2003 | ps2 |
| D-A - White | 2004 | ps2 |
| D.C. - Da Capo - The Origin | 2008 | ps2 |
| D.C. Girl's Symphony Pocket | 2010 | psp |
| D.C.F.S. - Da Capo - Four Seasons | 2005 | ps2 |
| D.C.I.F. - Da Capo - Innocent Finale | 2009 | ps2 |
| D.C.II P.S. - Da Capo II - Plus Situation | 2008 | ps2 |
| D.C.P.S. - Da Capo - Plus Situation | 2003 | ps2 |
| D.N.Angel - TV Animation Series - Kurenai no Tsubasa | 2003 | ps2 |
| D.S. - Dal Segno | 2018 | vita |
| DS Dengeki Bunko - Inukami! feat. Animation | 2006 | nds |
| DS Dengeki Bunko ADV - Baccano! | 2008 | nds |
| DS Nishimura Kyotaro Suspense 2 Shin Tantei Series - Kanazawa, Hakodate, Gokkan no Kyoukoku - Fukushuu no Kage | 2008 | nds |
| DS Nishimura Kyotaro Suspense Shin Tantei Series - Kyoto, Atami, Zekkai no Kotou - Satsui no Wana | 2007 | nds |
| DS Yamamura Misa Suspense - Maiko Kogiku, Kisha Catherine, Sougiya Ishihara Akiko - Koto ni Mau Hana Sanrin - Kyoto Satsujin Jiken File | 2008 | nds |
| DS Yukemuri Suspense Series - Free Writer Tachibana Maki - Touyako, Nanatsu no Yu, Okuyu no Sato - Shuzai Techou | 2008 | nds |
| DS de Yomu Series - Tezuka Osamu - Hi no Tori - Daiikkan | 2008 | nds |
| DT - Lords of Genomes | 2001 | gbc |
| The Daedalus Encounter | 1995 | 3do |
| The Daedalus Encounter - Episode 1 - Nanpasen no Alien | 1995 | 3do |
| Dai Gyakuten Saiban - Naruhodou Ryuunosuke no Bouken | 2015 | 3ds |
| Dai Gyakuten Saiban 2 - Naruhodou Ryuunosuke no Kakugo | 2017 | 3ds |
| Daiobake Yashiki - Hamamura Jun no Jitsuwa Kaidan | 1999 | ps1 |
| Dairoku: Agents of Sakuratani | 2020 | switch |
| Daitoshokan no Hitsujikai - Library Party | 2015 | vita |
| Dance with Devils | 2016 | vita |
| Dance with Devils My Carol | 2018 | vita |
| Dancing Blade Katte ni Momotenshi II - Tears of Eden | 1999 | ps1 |
| Dancing Blade Katte ni Momotenshi! | 1998 | ps1 |
| Dancing Blade Katte ni Momotenshi! Kanzenban | 1999 | dreamcast |
| Dangan-Ronpa - Kibou no Gakuen to Zetsubou no Koukousei | 2010 | psp |
| Danganronpa - Trigger Happy Havoc | 2014 | vita |
| Danganronpa 1-2 Reload | 2017 | ps4 |
| Danganronpa 2 - Goodbye Despair | 2014 | switch, vita |
| Danganronpa Another Episode - Ultra Despair Girls | 2015 | ps4, vita |
| Danganronpa Trilogy | 2019 | ps4 |
| Danganronpa V3: Killing Harmony | 2017 | ps4, switch, vita |
| Danganronpa: Trigger Happy Havoc | 2021 | switch |
| Dangerous Descent | 2024 | nes |
| Dante's Inferno - Shinkyoku Jigoku-Hen | 2010 | psp |
| Danzai no Maria - La Campanella | 2012 | psp |
| Dark Arcana: The Carnival | 2017 | ps4, xboxone |
| Dark Eyes - Battle Gate | 2001 | wsc |
| Dark Hunter Ge - Youma no Mori | 1997 | ps1, saturn |
| Dark Messiah | 1998 | ps1 |
| Dark Mist - The Depths of Darkness | 2007 | ps3 |
| A Dark Room | 2019 | switch |
| Dark Seed - Heian Zhi Gu | 1998 | nes |
| Dark Seed II | 1997 | ps1 |
| Dark Seed II | 1997 | saturn |
| Dark Souls II - Scholar of the First Sin | 2015 | ps3, xbox360, xboxone |
| Darkestville Castle | 2020 | ps4, switch |
| Darkseed | 1995 | ps1, saturn |
| The Darkside Detective | 2018 | switch |
| Das Geheimnis von Dragonville - May's Mystery | 2004 | nds |
| Das Goldene Amulett des Pharao | 2004 | nds |
| Das Grab des Pharao | 1999 | ps1 |
| Dasshutsu Adventure - Noroi no Suuretsu | 2015 | 3ds |
| Date A Live - Arusu Install | 2014 | ps3 |
| Date A Live - Rinne Utopia | 2013 | ps3 |
| Date-A-Live Twin Edition - Rio Reincarnation | 2015 | vita |
| Datenshi no Amai Yuuwaku x Kaikan Phrase | 2010 | nds |