Cast
- Hitomi Yoshida as Muco (voice)
- Satoshi Hino as Seiji Komatsu (voice)
- Hiroki Takahashi as Mutō-sensei (voice)
- Junji Majima as Ushikō-san (voice)
- Kaori Nazuka as Shinohara-san (voice)
- Sumire Uesaka as Rena-chan (voice)
- Keiji Fujiwara as Bōda-san (voice)
- Yu Kobayashi as Tamaki-kun (voice)