| Shin Megami Tensei Trading Card - Card Summoner Japan | Nintendo - Game Boy Color | 2001 |
| Amagami Japan | Sony - PlayStation 2 | 2009 |
| Amagami [EBKore+ Limited Edition] Japan | Sony - PlayStation 2 | 0 |
| Amagami [EBKore+] Japan | Sony - PlayStation 2 | 0 |
| True Love Story 3 Japan | Sony - PlayStation 2 | 2001 |
| True Love Story 3 [Enterbrain Collection] Japan | Sony - PlayStation 2 | 2003 |
| RPG Tsukuru Advance Japan | Nintendo - Game Boy Advance | 2003 |
| Raku Jongg Japan | Bandai - WonderSwan Color | 2001 |
| Forget me not Palette Japan | Sony - PlayStation | 2001 |
| Ongaku Tsukuru 3 Japan | Sony - PlayStation | 2001 |
| Panzer Front Europe | Sony - PlayStation | 2001 |
| Panzer Front Japan | Sony - PlayStation | 1999 |
| Panzer Front USA | Sony - PlayStation | 2001 |
| Panzer Front Bis. Japan | Sony - PlayStation | 2001 |
| Panzer Front [Enterbrain Collection] Japan | Sony - PlayStation | 2001 |
| Simple 1500 Series vol.046 - The Mahjong Ochige - Raku Jongg Japan | Sony - PlayStation | 2000 |
| Derby Stallion P Japan | Sony - PlayStation Portable | 2006 |