| Seiyuu | Role |
| Asami Sanada | Shiina Tamai |
| Kaori Tanaka | Satomi Ozawa |
| Sakura Nogawa | Hiroko Kaizuka (Episode 4, 11 - 13) |
| Mamiko Noto | Akira Sakura |
| Hideki Tasaka | Naozumi Sudou |
| Nobuo Tobita | Shunji Tamai (Shiina's Father) |
| Hisayoshi Suganuma | Bungo Takano |
| Naoko Suzuki | Shouko Fukuyama (Episode 10) |
| Kouki Akaishi | Norio Koga |
| Eiji Miyashita | Takeo Tsurumaru |
| Hikaru Tokita | Mizushima (Episode 12 & 13) |
| Yuuki Tai | Ishida (Episode 11) |
| Kaoru Sasajima | Aki Honda (Episode 11 & 12) |
| Akira Ishida | Tomonori Komori (Episode 2 & 3) |
| Satsuki Yukino | Mamiko Kuri (Episode 7) |
| Satsuki Yukino | Hoshimaru |
| Satsuki Yukino | Jun Ezumi (Episode 10) |
| Megumi Kojima | Mihaya Ozaki (Episode 11 & 12) |