| Name | Character | Episodes |
|---|---|---|
| Takahiro Sakurai | Kyosuke Masuda (voice) | 8 |
| Katsuyuki Konishi | Masamune Matsumoto (voice) | 8 |
| Takahiro Sakurai | Kyousuke Masuda (voice) | 3 |
| Yuki Ono | Daimon-sensei (voice) | 3 |
| Yuki Ono | Reiji Fujiwara (voice) | 1 |
| Shinya Takahashi | Mikihiko Kitagawa (voice) | 1 |
| Tetsuya Kakihara | Jirou Tokiwazu (voice) | 1 |
| Aya Endo | Kyouko Fujiwara (voice) | 1 |
| Aya Endo | Sayo Yuuki (voice) | 1 |