| Inagawa Junji - Kyoufu no Yashiki Japan | Sony - PlayStation | 1999 |
| Inagawa Junji - Kyoufu no Yashiki [Rerelease] Japan | Sony - PlayStation | 2000 |
| Inagawa Junji - Mayonaka no Taxi Japan | Sony - PlayStation | 2000 |
| Inagawa Junji - Mayonaka no Taxi [Reprint] Japan | Sony - PlayStation | 2001 |
| Novels - Game Center Arashi R Japan | Sony - PlayStation | 1999 |
| Sentimental Graffiti Yakusoku Japan | Sony - PlayStation | 2001 |
| Yukinko Burning Japan | Sony - PlayStation | 2002 |