| Magicoal | PC Engine / TurboGrafx-16 |
JP | 1993-10-29 | developed |
| Vasteel 2 | PC Engine / TurboGrafx-16 |
JP | 1994-07-08 | developed |
| J.League Tremendous Soccer '94 | PC Engine / TurboGrafx-16 |
JP | 1994-12-23 | developed |
| Zen Nihon Joshi Pro Wres - Queen of Queens | PC-FX |
JP | 1995-03 | developed |
| Formation Soccer 95 della Serie A | PC Engine / TurboGrafx-16 |
JP | 1995-04-07 | developed |
| Private Eye dol | PC Engine / TurboGrafx-16 |
JP | 1995-08-11 | developed |
| Go! Go! Birdie Chance | PC Engine / TurboGrafx-16 |
JP | 1996-06-28 | developed |
| Megami Paradise II | PC-FX |
JP | 1996-07 | developed |
| Blue Breaker - Ken yori mo Hohoemi o | PC-FX |
JP | 1996-09 | developed |
| Sparkling Feather | PC-FX |
JP | 1997-04 | developed |
| Aa Megami-sama | PC-FX |
JP | 1997-12 | developed |
| Fire Woman Matoigumi | PlayStation |
JP | 1998-03-26 | developed |
| First Kiss Story | PC-FX |
JP | 1998-04 | developed |
| Blue Breaker Burst - Hohoemi o Anata to | PlayStation |
JP | 1998-07 | developed |
| Blue Breaker Burst - Egao no Asu ni | PlayStation |
JP | 1998-10 | developed |
| First Kiss Story | PlayStation |
JP | 1998-11 | published, developed |
| Seventh Cross | Dreamcast |
JP | 1998-12 | developed |
| Espion-Age-nts | Dreamcast |
JP | 1999-09-23 | developed |
| Seventh Cross Evolution | Dreamcast |
US | 2000-01-15 | developed |
| Simple 1500 Series Vol. 36 - The Ren'ai Simulation - Natsuiro Celebration | PlayStation |
JP | 2000-04 | developed |
| Industrial Spy - Operation Espionage | Dreamcast |
US | 2000-06-01 | developed |
| Tricolore Crise | Dreamcast |
JP | 2000-11-09 | developed |
| Angel Present | Dreamcast |
JP | 2001-04-12 | developed |
| Love Songs - Idol ga Classmate | PlayStation 2 |
JP | 2001-04 | developed |
| Simple 1500 Series Vol. 71 - The Ren'ai Simulation 2 - Fureai | PlayStation |
JP | 2001-08-30 | developed |
| Simple 2000 Series Vol. 2 - The Party Game | PlayStation 2 |
JP | 2001-11 | developed |
| Simple 1500 Series Vol. 81 - The Ren'ai Adventure - Okaeri! | PlayStation |
JP | 2001-12 | developed |
| Simple 2000 Series Ultimate Vol. 1 - Love - Smash! | PlayStation 2 |
JP | 2002-01 | developed |
| Mizuiro | Dreamcast |
JP | 2002-03-07 | developed |
| Simple 1500 Series Vol. 88 - The Gal Mahjong - Love Songs - Idol wa High Rate | PlayStation |
JP | 2002-03-28 | developed |
| Simple 1500 Series Vol. 92 - The Tozan RPG - Ginrei no Hasha | PlayStation |
JP | 2002-03-28 | developed |
| First Kiss Story | Dreamcast |
JP | 2002-08-08 | developed |
| Simple 2000 Series DC Vol. 01 - Bittersweet Fools - The Ren'ai Adventure | Dreamcast |
JP | 2002-08 | developed |
| Kimi ga Nozomu Eien | Dreamcast |
JP | 2002-09-26 | developed |
| Simple 2000 Series DC Vol. 02 - Natsuiro Celebration - The Ren'ai Simulation | Dreamcast |
JP | 2002-09 | developed |
| Simple 2000 Series DC Vol. 03 - Fureai - The Ren'ai Simulation | Dreamcast |
JP | 2002-09 | developed |
| Simple 2000 Series DC Vol. 04 - Okaeri! The Ren'ai Adventure | Dreamcast |
JP | 2002-09 | developed |
| Simple 2000 Series Vol. 8 - The Tennis | PlayStation 2 |
JP | 2002-09 | developed |
| Simple 2000 Series Vol. 9 - The Ren'ai Adventure - Bittersweet Fools | PlayStation 2 |
JP | 2002-09 | developed |
| Tennis Court Smash | PlayStation 2 |
EU | 2002-09 | developed |
| Simple 2000 Series Vol. 13 - Onna no Ko no Tame no - The Ren'ai Adventure - Garasu no Mori | PlayStation 2 |
JP | 2002-10 | developed |
| Simple 2000 Series Ultimate Vol. 5 - Love - Mahjong! | PlayStation 2 |
JP | 2002-11 | developed |
| Thread Colors - Sayonara no Mukougawa | PlayStation 2 |
JP | 2002-11 | developed |
| Wind - A Breath of Heart | Dreamcast |
JP | 2003-01-30 | developed |
| Puzzle Maniacs | PlayStation 2 |
EU | 2003-03 | developed |
| Simple 2000 Series Vol. 23 - The Puzzle Collection 2,000-mon | PlayStation 2 |
JP | 2003-03 | developed |
| Pinball Fun | PlayStation 2 |
EU | 2003-04 | developed |
| Ripuru no Tamago - Apprentice Magician | PlayStation 2 |
JP | 2003-06 | developed |
| Shirotsumesouwa - Episode of the Clovers | Dreamcast |
JP | 2003-06 | developed |
| Simple 2000 Series Ultimate Vol. 10 - Love - Songs - Idol ga Classmate | PlayStation 2 |
JP | 2003-08 | developed |
| Simple 2000 Series Vol. 38 - Otoko no Tame no Bible - The Yuujou Adventure - Hotaru Soul | PlayStation 2 |
JP | 2003-10 | developed |
| Love Smash! 5 - Tennis Robo no Hanran | PlayStation 2 |
JP | 2003-11 | developed |
| Simple 2000 Series Ultimate Vol. 11 - Wandaba Style - Totsugeki! Mix Live Juice | PlayStation 2 |
JP | 2003-11 | developed |
| Pink Pong | PlayStation 2 |
EU | 2003-12 | developed |
| World Fighting | PlayStation 2 |
EU | 2003-12 | developed |
| Party Carnival | Nintendo DS |
EU | 2004-01 | developed |
| Simple 2000 Series Vol. 44 - The Hajimete no RPG - Densetsu no Keishousha | PlayStation 2 |
JP | 2004-01 | developed |
| Snow | PlayStation 2 |
JP | 2004-02 | developed |
| Simple 2000 Series Vol. 45 - The Koi to Namida to, Tsuioku to... Thread Colors - Sayonara no Mukougawa | PlayStation 2 |
JP | 2004-03 | developed |
| Paparazzi | PlayStation 2 |
EU | 2004-06 | developed |
| Simple 2000 Series Ultimate Vol. 27 - Houkago no Love Beat | PlayStation 2 |
JP | 2004-06 | developed |
| Simple 2000 Series Vol. 53 - The Camera Kozou | PlayStation 2 |
JP | 2004-06 | developed |
| Love Songs - ADV Futaba Riho 14-sai - Natsu | PlayStation 2 |
JP | 2004-09 | developed |
| Simple 2000 Series Ultimate Vol. 20 - Love - Mahjong! 2 | PlayStation 2 |
JP | 2004-10 | developed |
| Love Songs - ADV Futaba Riho 19-sai - Fuyu | PlayStation 2 |
JP | 2004-11 | developed |
| Mizuiro | PlayStation 2 |
JP | 2004-12 | developed |
| Maple Colors - Kessen wa Gakuensai! | PlayStation 2 |
JP | 2005-03 | developed |
| Simple 2000 Series Vol. 74 - Onna no Ko Sen'you - The Oujisama to Romance - Ripuru no Tamago | PlayStation 2 |
JP | 2005-03 | developed |
| Simple 2000 Series Vol. 76 - The Hanasou Eigo no Tabi | PlayStation 2 |
JP | 2005-04 | developed |
| Simple 2000 Series Vol. 77 - The Hanasou Hangul no Tabi | PlayStation 2 |
JP | 2005-04 | developed |
| Angel's Feather - Kuro no Zan'ei | PlayStation 2 |
JP | 2005-06 | developed |
| Simple 2000 Series Ultimate Vol. 26 - Love - Smash! 5.1 - Tennis Robo no Hanran | PlayStation 2 |
JP | 2005-06 | developed |
| Ramune - Garasu-bin ni Utsuru Umi | PlayStation 2 |
JP | 2005-08 | developed |
| Shichida Shiki Training - Unou Tanren Unotan DS - Shun Kan Shoubu! Handanryoku | Nintendo DS |
JP | 2005-11 | developed |
| Simple 2000 Series Vol. 89 - The Party Game 2 | PlayStation 2 |
JP | 2005-11 | developed |
| Simple DS Series Vol. 6 - The Party Game | Nintendo DS |
JP | 2005-11 | developed |
| Simple 2000 Series Ultimate Vol. 29 - K-1 Premium 2005 Dynamite!! | PlayStation 2 |
JP | 2005-12 | developed |
| Simple 2000 Series Vol. 92 - The Noroi no Game | PlayStation 2 |
JP | 2005-12 | developed |
| Otome-teki Koi Kakumei - Love Revo!! | PlayStation 2 |
JP | 2006-01 | developed |
| Simple 2500 Series Portable Vol. 2 - The Tennis | PlayStation Portable |
JP | 2006-02 | developed |
| Simple 2500 Series Portable!! Vol. 2 - The Tennis | PlayStation Portable |
AS | 2006-02 | developed |
| Simple 2000 Series Vol. 104 - The Robot Tsukurou ze! Gekitou! Robot Fight | PlayStation 2 |
JP | 2006-08 | developed |
| Forty 4 Party | PlayStation 2 |
EU | 2006-09 | developed |
| Simple 2500 Series Portable!! Vol. 8 - The Dokodemo Girl Mahjong | PlayStation Portable |
JP | 2006-10 | developed |
| Wind - A Breath of Heart | PlayStation 2 |
JP | 2006-12 | developed |
| Pop Town | Nintendo DS |
EU | 2007 | developed |
| The Professor's Brain Trainer - Logic | Nintendo DS |
EU | 2007 | developed |
| Party Carnival | PlayStation 2 |
EU | 2007-03 | developed |
| VitaminX - We are Super Supriment Boys | PlayStation 2 |
JP | 2007-03 | developed |
| Ore no Shita de Agake | PlayStation 2 |
JP | 2007-06 | developed |
| Super Pocket Tennis | PlayStation Portable |
EU | 2007-06-08 | developed |
| Biz Taiken DS Series - Kigyoudou - Inshoku | Nintendo DS |
JP | 2007-07 | developed |
| Snow Portable | PlayStation Portable |
JP | 2007-08-16 | developed |
| Dear My Sun!! Musuko Ikusei Capriccio | PlayStation 2 |
JP | 2007-09 | developed |
| Snoopy to Issho ni DS Eigo Lesson | Nintendo DS |
JP | 2007-11 | developed |
| Otome-teki Koi Kakumei - Love Revo!! DS | Nintendo DS |
JP | 2008-02 | developed |
| Hayate no Gotoku! - Ojousama Produce Daisakusen - Boku Iro ni Somare! - Gakkou Hen | Nintendo DS |
JP | 2008-03 | developed |
| Hayate no Gotoku! - Ojousama Produce Daisakusen - Boku Iro ni Somare! - Oyashiki Hen | Nintendo DS |
JP | 2008-03 | developed |
| Vantage Master Portable | PlayStation Portable |
JP | 2008-04-24 | developed |
| Hoshizora no Comic Garden | Nintendo DS |
JP | 2008-09 | developed |