| Piyo-tan ~Housekeeper wa Cute na Tantei~ (2006/04/28 Windows)
|
| Ninomiya Tooru | Miyata Kouki |
| Kazama Yukihiro | Narita Ken |
| Kazama Satsuki | Toriumi Kousuke |
| Yamazaki Mitsunori | Hirakawa Daisuke |
| Takaya Sei | Kamiya Hiroshi |
| Satomura Kouichi | Hiyama Nobuyuki |
| Minori | Kuwashima Miyuki |
| <UNKNOWN ROLE> | Kawada Shinji |
| <UNKNOWN ROLE> | Hatano Wataru |
| <UNKNOWN ROLE> | Takagami Takui |
| <UNKNOWN ROLE> | Hirose Masashi |
| <UNKNOWN ROLE> | Saitou Jirou |