| Name | Character | Episodes |
|---|---|---|
| Yumiri Hanamori | Kyousuke Yotsuya (voice) | 12 |
| Yuichi Nakamura | Zen Tohno (voice) | 12 |
| Hitomi Nabatame | Tōko Yotsuya (voice) | 12 |
| Nobuo Tobita | Junji Rousoku (voice) | 12 |
| Risae Matsuda | Sankai (voice) | 3 |
| Satsumi Matsuda | Sankai (voice) | 2 |
| Satsumi Matsuda | Monster (voice) | 1 |
| Atsumi Tanezaki | (voice) | 1 |
| Manaka Iwami | Monster (voice) | 1 |
| Kazuyuki Okitsu | Satoru (voice) | 1 |
| Taku Yashiro | Yuu (voice) | 1 |
| Risae Matsuda | Monster (voice) | 1 |
| Mitsuho Kambe | Fukushima (voice) | 1 |
| Jun'ichi Yanagita | Small Man (voice) | 1 |