| Seiyuu | Role |
| Akira Ishida | Atsushi Hayami |
| Akemi Okamura | Mai Shibamura |
| Hideyuki Umezu | Takayuki Setoguchi |
| Shouto Kashii | Tadataka Zengyou |
| Junko Noda | Matsuri Katou |
| Emi Shinohara | Motoko Hara |
| Mayumi Yoshida | Nonomi Higashihara |
| Junko Sakuma | Mio Mibuya |
| Akio Suyama | Yohei Takigawa |
| Yoshihisa Kawahara | Yasumitsu Wakamiya |
| Hiro Shimono | Daisuke Akane |
| Mariko Suzuki | Whichita Sarasa |
| Keiichi Sonobe | Hisaomi Sakaume |
| Chiaki Maeda | Maki Tanabe |
| Tomoyuki Shimura | Ginga Kurusu |
| Tomoe Hanba | Seika Mori |
| Mamiko Noto | Setoguchi's Girlfriend (Episode 6) |