| Sky Destroyer | Arcade |
JP | 1985-05 | developed |
| Tsumego Series 1 - Fujisawa Hideyuki Meiyo Kisei | Game Boy |
JP | 1994-10 | published |
| Tsumeshougi - Kanki Godan | Game Boy |
JP | 1994-10 | published, developed |
| Tsumeshougi - Kanki Godan | Game Boy |
JP | 1994-10 | published, developed |
| Hungry Dinosaurs | Super Nintendo Entertainment System |
EU | 1995-01-03 | developed |
| '96 Zenkoku Koukou Soccer Senshuken | Super Nintendo Entertainment System |
JP | 1996-03 | published, developed |
| Koushien V | PlayStation |
JP | 1997-05 | published, developed |
| Gekitotsu Koushien | Sega Saturn |
JP | 1997-08-01 | published, developed |
| Gekitotsu Koushien | Sega Saturn |
JP | 1997-08-01 | published, developed |
| '98 Koushien - Koukou Yakyuu Simulation | PlayStation |
JP | 1998-06 | published, developed |
| Hanabi - Fantast | PlayStation |
JP | 1998-07-16 | published, developed |
| Hanabi - Fantast | PlayStation |
JP | 1998-07-16 | published, developed |
| Koushien Pocket | Game Boy Color |
JP | 1999-03 | published, developed |
| Qui Qui | Game Boy Color |
JP | 1999-03 | published, developed |
| '99 Koushien | PlayStation |
JP | 1999-06 | published, developed |
| '99 Koushien | PlayStation |
JP | 1999-06 | published, developed |
| Omiai Commando - Ba-Couple ni Tsukkomi o | PlayStation |
JP | 2000-03-30 | developed |
| Killer Bass | PlayStation |
JP | 2000-06-15 | published, developed |
| Ooedo Fuusui Ingaritsu - Hanabi 2 | PlayStation |
JP | 2000-06 | published, developed |
| Magical Sports GoGoGolf | PlayStation 2 |
JP | 2000-09 | developed |
| Magical Sports GoGoGolf | PlayStation 2 |
JP | 2000-09 | developed |
| Pet Pet Pet | PlayStation |
JP | 2000-12 | published |
| Hard Hitter | PlayStation 2 |
JP | 2001-06 | published, developed |
| Hard Hitter 2 | PlayStation 2 |
JP | 2002-02 | published, developed |
| Centre Court - Hard Hitter | PlayStation 2 |
EU | 2002-03 | developed |
| Centre Court - Hard Hitter | PlayStation 2 |
AU | 2002-03 | developed |
| Hard Hitter Tennis | PlayStation 2 |
US | 2002-10 | developed |
| Go Go Golf | PlayStation 2 |
EU | 2002-11 | developed |
| Monster Bass | PlayStation |
US | 2002-12-15 | developed |
| Hard Hitter 2 | PlayStation 2 |
EU | 2003-02 | developed |
| 2003-nen Kaimaku - Ganbare Kyuukai-ou - Iwayuru Pro Yakyuu desu ne | PlayStation 2 |
JP | 2003-05 | developed |
| European Tennis Pro | PlayStation 2 |
EU | 2004-02 | developed |