| Name | Character | Episodes |
|---|---|---|
| Junko Noda | Yui (voice) | 12 |
| Akiko Yajima | Imanaka Kasumi (voice) | 12 |
| Kotono Mitsuishi | Serizawa Kotone (voice) | 12 |
| Emi Shinohara | Aoi (voice) | 12 |
| Akira Ishida | Yamamoto Masahiro (voice) | 12 |
| Rei Sakuma | (voice) | 1 |
| Takehito Koyasu | (voice) | 1 |
| Tomomichi Nishimura | (voice) | 1 |
| Ryo Horikawa | (voice) | 1 |
| Katsumi Suzuki | (voice) | 1 |
| Masami Kikuchi | (voice) | 1 |
| Megumi Urawa | (voice) | 1 |