| Horsez | 2006 | gba, nds, ps2 |
| Hoshigari Empusa Portable | 2009 | psp |
| Hospital Giant | 2007 | nds |
| Hostages - The Embassy Mission | 1989 | nes |
| Hot Springs Story | 2018 | ps4, switch |
| Hotel Deluxe | 2009 | nds |
| Hotel Life: A Resort Simulator | 2021 | ps4, xboxone |
| Hotel for Dogs | 2009 | nds |
| Hotel for Dogs | 2009 | wii |
| House Flipper | 2019 | ps4, xboxone |
| The Housoukyoku - SatelliTV | 2002 | ps1 |
| Hoyle Casino | 2000 | gbc |
| Hunting Simulator | 2017 | xboxone |
| Hyper 3-D Pinball | 1996 | saturn |
| Hyper Securities 2 | 1998 | ps1 |
| Hyper Securities S | 1997 | saturn |
| Hyperdimension Neptunia - Producing Perfection | 2014 | vita |
| Hyperdimension Neptunia PP - Producing Perfection | 2013 | vita |
| Hypnospace Outlaw | 2020 | ps4, switch |
| Hysteria Hospital - Emergency Ward | 2009 | nds, wii |
| I Am a Teacher - Super Mario no Sweater | 1986 | fds |
| I Am a Teacher - Teami no Kiso | 1986 | fds |
| I Am an Air Traffic Controller - Airport Hero Tokyo | 2012 | psp |
| I Am an... Air Traffic Controller by DS | 2007 | nds |
| I Love Beauty - Hollywood Makeover | 2009 | nds |
| I Love Dogs - My Cute Puppies | 2010 | nds |
| I Love Horses | 2008 | nds |
| I Love My Cats | 2015 | 3ds |
| I Love My Dogs | 2015 | 3ds |
| I Love My Horse | 2014 | 3ds |
| I Love My Little Boy | 2014 | 3ds |
| I Love My Little Girl | 2014 | 3ds |
| I Love My Pets | 2013 | 3ds |
| I Love My Pony | 2015 | 3ds |
| IL-2 Sturmovik - Birds of Prey | 2009 | nds, ps3, psp, xbox360 |
| Idol Promotion - Suzuki Yumie | 1996 | ps1 |
| The Idolm@ster - Dearly Stars | 2009 | nds |
| The Idolm@ster - Gravure for You! Vol. 1 | 2011 | ps3 |
| The Idolm@ster - Gravure for You! Vol. 2 | 2011 | ps3 |
| The Idolm@ster - Gravure for You! Vol. 3 | 2011 | ps3 |
| The Idolm@ster - Gravure for You! Vol. 5 | 2012 | ps3 |
| The Idolm@ster - Gravure for You! Vol. 7 | 2012 | ps3 |
| The Idolm@ster - Gravure for You! Vol. 8 | 2012 | ps3 |
| The Idolm@ster - One for All | 2014 | ps3 |
| The Idolmaster - One for All | 2014 | ps3 |
| Il-2 Shturmovik - Krylatye xishhniki | 2009 | psp |
| Imadoki no Vampire - Bloody Bride | 1996 | ps1 |
| Imagine - Animal Doctor | 2007 | nds |
| Imagine - Animal Doctor Care Center | 2010 | nds |
| Imagine - Artist | 2009 | nds |
| Imagine - Babies 3D | 2012 | 3ds |
| Imagine - Baby Club | 2008 | nds |
| Imagine - Babyz | 2012 | 3ds |
| Imagine - Babyz | 2007 | nds |
| Imagine - Ballet Star | 2008 | nds |
| Imagine - Champion Rider | 2008 | wii |
| Imagine - Champion Rider 3D | 2013 | 3ds |
| Imagine - Detective Adventures | 2009 | nds |
| Imagine - Doctor | 2009 | nds |
| Imagine - Dream Resort | 2010 | nds |
| Imagine - Dream Weddings | 2008 | nds |
| Imagine - Fashion Designer | 2011 | 3ds |
| Imagine - Fashion Designer | 2007 | nds |
| Imagine - Fashion Designer 3D | 2011 | 3ds |
| Imagine - Fashion Life | 2012 | 3ds |
| Imagine - Fashion Model | 2008 | nds |
| Imagine - Fashion Paradise | 2010 | nds |
| Imagine - Fashion Party | 2009 | wii |
| Imagine - Fashion World 3D | 2011 | 3ds |
| Imagine - Ice Champions | 2007 | nds |
| Imagine - Interior Designer | 2008 | nds |
| Imagine - Makeup Artist | 2008 | nds |
| Imagine - Master Chef | 2006 | nds |
| Imagine - Movie Star | 2008 | nds |
| Imagine - Music Fest | 2009 | nds |
| Imagine - My Boutique | 2009 | nds |
| Imagine - My Restaurant | 2008 | nds |
| Imagine - Party Planner | 2009 | nds |
| Imagine - Reporter | 2009 | nds |
| Imagine - Salon Stylist | 2009 | nds |
| Imagine - Teacher | 2008 | nds |
| Imagine - Teacher - School Trip | 2008 | nds |
| Imagine - Zookeeper | 2008 | nds |
| Imagine Collection | 2017 | 3ds |
| Imperial no Taka - Fighter of Zero | 2000 | dreamcast |
| Incoming | 1999 | dreamcast |
| Industry Giant II | 2016 | ps4 |
| Industry Giant II | 2016 | xboxone |
| Innocent Life - A Futuristic Harvest Moon - Special Edition | 2007 | ps2 |
| Innocent Life - Shin Bokujou Monogatari | 2007 | psp |
| Innocent Life - Sin Mokjang Iyagi | 2006 | psp |
| International Cricket Captain III | 2007 | ps2, psp |
| Inu Gaisha | 2009 | nds |
| Inu to Asobou - Dogstation | 2003 | ps2 |
| Ippatsu Gyakuten - Gambling King e no Michi | 1996 | saturn |
| Iron Aces | 2001 | dreamcast |
| Iron Aces 2 - Birds of Prey | 2001 | ps2 |
| Iron Eagle Max | 2000 | ps2 |
| Iron Sky - Invasion | 2012 | ps3, xbox360 |
| Iron Soldier 2 | 1997 | jaguar |