| Cue Brick | Arcade |
JP | 1989 | developed |
| Cue Brick | Arcade |
WORLD | 1989 | developed |
| Curse | Mega Drive / Genesis |
JP | 1989-12-23 | published, developed |
| Curse | Mega Drive / Genesis |
US | 1990 | published, developed |
| Junction | Mega Drive / Genesis |
JP | 1990-11-25 | developed |
| Caesar no Yabou | Mega Drive / Genesis |
JP | 1991-02-24 | published, developed |
| Junction | Game Gear |
JP | 1991-02-24 | published, developed |
| Junction | Game Gear |
US | 1991-02-24 | published, developed |
| Junction | Mega Drive / Genesis |
US | 1991-04 | developed |
| Warrior of Rome | Mega Drive / Genesis |
US | 1991-05 | published, developed |
| Raiden Trad | Mega Drive / Genesis |
JP | 1991-07-06 | published, developed |
| Raiden Trad | Mega Drive / Genesis |
US | 1991-09 | published, developed |
| Heavy Nova | Mega-CD / Sega CD |
JP | 1991-12-12 | published |
| Heavy Nova | Mega-CD / Sega CD |
JP | 1991-12-12 | published |
| Heavy Nova | Mega Drive / Genesis |
US | 1992-01 | published |
| Caesar no Yabou II | Mega Drive / Genesis |
JP | 1992-05-28 | developed |
| Warrior of Rome II | Mega Drive / Genesis |
US | 1992-06 | developed |
| Black Hole Assault | Mega-CD / Sega CD |
JP | 1992-10-23 | published, developed |
| Blackhole Assault | Mega-CD / Sega CD |
EU | 1993 | developed |
| Blackhole Assault | Mega-CD / Sega CD |
US | 1993 | developed |
| Black Hole Assault | PC Engine / TurboGrafx-16 |
JP | 1993-07-23 | published |
| The IIIrd World War | Mega-CD / Sega CD |
JP | 1993-11-16 | published, developed |
| Third World War | Mega-CD / Sega CD |
US | 1994 | developed |
| Riddick Bowe Boxing | Game Gear |
JP | 1994-01-21 | developed |
| Riddick Bowe Boxing | Game Gear |
US | 1994-01-21 | developed |
| A-X-101 | Mega-CD / Sega CD |
US | 1994-03 | developed |
| AX-101 | Mega-CD / Sega CD |
JP | 1994-03-25 | developed |
| Battle Fantasy | Mega-CD / Sega CD |
JP | 1994-04-15 | published, developed |
| Mahjong-kyou Jidai - AV Gal Seifuku-hen | 3DO Interactive Multiplayer |
JP | 1994-07 | published, developed |
| Revengers of Vengeance | Mega-CD / Sega CD |
US | 1994-07 | developed |
| WanChai Connection | Sega Saturn |
JP | 1994-11-22 | developed |
| Gotha - Ismailia SenEki | Sega Saturn |
JP | 1995-01-27 | developed |
| Deadalus | Sega Saturn |
JP | 1995-03-24 | developed |
| Robotica | Sega Saturn |
US | 1995-03 | developed |
| Mahjong Kaigan Monogatari - Mahjong-kyou Jidai Sexy Idol-hen | Sega Saturn |
JP | 1995-08-04 | published, developed |
| Mahjong Kaigan Monogatari - Mahjong-kyou Jidai Sexy Idol-hen | Sega Saturn |
JP | 1995-08-04 | published, developed |
| Mahjong-kyou Jidai Cogal Houkago-hen | 3DO Interactive Multiplayer |
JP | 1995-10 | published, developed |
| Robotica - Cybernation Revolt | Sega Saturn |
EU | 1995-11 | developed |
| Mahjong-kyou Jidai Cogal Houkago-hen | Sega Saturn |
JP | 1996-01-12 | published, developed |
| Sparrow Garden - Namco Mahjong | PlayStation |
JP | 1996-01 | developed |
| Touhaiden Akagi | 3DO Interactive Multiplayer |
JP | 1996-01 | published, developed |
| Touhaiden Akagi | PlayStation |
JP | 1996-01 | published, developed |
| Gotha II - Tenkuu no Kishi | Sega Saturn |
JP | 1996-03-01 | developed |
| Gotha II - Tenkuu no Kishi | PlayStation |
JP | 1996-07-12 | developed |
| Mahjong-kyou Jidai Cebu Island '96 | Sega Saturn |
JP | 1996-07-19 | published, developed |
| Heir of Zendor - The Legend and the Land | Sega Saturn |
US | 1996-11 | developed |
| Virtual Mahjong | Arcade |
? | 1997 | published |
| EOS - Edge of Skyhigh | PlayStation |
JP | 1997-07-03 | published, developed |
| Soukuu no Tsubasa - Gotha World | Sega Saturn |
JP | 1997-11-06 | published, developed |
| Soukuu no Tsubasa - Gotha World | Sega Saturn |
JP | 1997-11-06 | published, developed |
| Soukuu no Tsubasa - Gotha World | PlayStation |
JP | 1997-12-18 | published, developed |
| Virtual Mahjong 2 - My Fair Lady | Arcade |
? | 1998 | published, developed |
| Virtual Mahjong | Sega Saturn |
JP | 1998-03-05 | published, developed |
| Marionette Handler | Dreamcast |
JP | 1999-07-29 | published, developed |
| Heisei Mahjong-sou | Dreamcast |
JP | 2000-10-26 | developed |
| Marionette Handler 2 | Dreamcast |
JP | 2000-11-09 | published, developed |
| Naraba's World - Labyrinth of Light | Nintendo DS |
EU | 2004-01 | published, developed |
| Naraba's World - The Mysterious Palace | Nintendo DS |
EU | 2004-01 | published, developed |
| Auto Escuela - Aprueba Conmigo | Nintendo DS |
ES | 2009-10 | published |
| The Curse of Illmoore Bay | Mega Drive / Genesis |
WORLD | 2019 | published, developed |