| Morita Shougi | PlayStation |
JP | 1997-12 | published, developed |
| Morita Shougi 64 | Nintendo 64 |
JP | 1998-04 | published, developed |
| Honkaku Igo | PlayStation |
JP | 1998-05 | published, developed |
| Pachinko 365 Nichi | Nintendo 64 |
JP | 1998-05-29 | published, developed |
| Perfect Golf 2 | PlayStation |
JP | 1998-05-28 | published |
| Super Real Mahjong P7 | Sega Saturn |
JP | 1998-05-21 | published, developed |
| Chopper Attack | Nintendo 64 |
US | 1998-06-16 | developed |
| Chopper Attack | Nintendo 64 |
EU | 1998-09-01 | developed |
| Real Mahjong Adventure Umi e - Summer Waltz | Sega Saturn |
JP | 1998-11-05 | published, developed |
| Tetris 64 | Nintendo 64 |
JP | 1998-11-13 | published |
| Super Real Mahjong VS | Arcade |
? | 1999 | published, developed |
| Kanazawa Shougi - Tsuki | PlayStation |
JP | 1999-05 | published, developed |
| Mayjinsen 3 | Arcade |
? | 2000 | published |
| Perfect Fishing - Bass Tsuri | PlayStation |
JP | 2000-03 | published, developed |
| Perfect Fishing - Isozuri | PlayStation |
JP | 2000-03-04 | published, developed |
| Ide Yosuke no Mahjong Juku | Nintendo 64 |
JP | 2000-04-21 | published, developed |
| Super Real Mahjong - Premium Collection | Neo Geo Pocket Color |
JP | 2001-03-29 | published, developed |
| Velvet File Plus | PlayStation 2 |
JP | 2001-03 | published, developed |
| Hi Pai Paradise | Arcade |
? | 2003 | published, developed |
| Hi Pai Paradise 2 | Arcade |
? | 2004 | developed |
| Legend of Golfer | GameCube |
JP | 2004-06-17 | developed |
| Galaxy Angel II - Zettai Ryouiki no Tobira | PlayStation 2 |
JP | 2006-06 | developed |