| Murder Club - Honkaku Mystery Adventure | Nintendo Entertainment System |
JP | 1989-06 | developed |
| Nazo no Mascarade | PC Engine / TurboGrafx-16 |
JP | 1990-03 | developed |
| Soukoban | Game Gear |
JP | 1990-12 | published |
| J. B. Harold Murder Club | PC Engine / TurboGrafx-16 |
US | 1991-08 | developed |
| Buster Ball | Game Gear |
JP | 1992-03-20 | published, developed |
| Burai - Hachigyoku no Yuushi Densetsu | Super Nintendo Entertainment System |
JP | 1993-01-14 | developed |
| Faceball 2000 | Game Gear |
JP | 1993-12-17 | published |
| Princess Minerva | PC Engine / TurboGrafx-16 |
JP | 1994-03-25 | developed |
| Doctor Hauzer | 3DO Interactive Multiplayer |
JP | 1994-04-29 | developed |
| Princess Minerva | Super Nintendo Entertainment System |
JP | 1995-06-23 | developed |
| J. B. Harold - Blue Chicago Blues | Sega Saturn |
JP | 1995-09-22 | developed |
| J. B. Harold - Blue Chicago Blues | 3DO Interactive Multiplayer |
JP | 1995-11-22 | published, developed |
| J. B. Harold - Blue Chicago Blues | PC-FX |
JP | 1996-03 | developed |
| OverBlood 2 | PlayStation |
JP | 1998-07-23 | developed |
| Vermilion Desert | Dreamcast |
JP | 1999-12-02 | published, developed |
| J.B. Harold Murder Club | Nintendo Switch |
? | 2017-08 | published, developed |