Based on the comic by Tetsu Kariya.
Masato Hoshi
Ryu Zenjiro
Akira Nishikino
Kosuke Nakajo
Satoko Yamaguchi
Jo Shiraishi
Tōru Okazaki
Kintaro Hinoshita
Emi Hayakawa
Hisako Tanaka
Hideo Murota
Principal Ryuji Shirai
Tatsuya Nanjo
Professor Otani
Hiroshi Kondō
Prison Director
Keisuke Noro
Prison Guard
