島津冴子
— Lunn (voice)
Kazuhiko Inoue
— Akira Toyoda (voice)
富山敬
— Nanpei Miwa (voice)
峰あつ子
— Wife (voice)
キートン山田
— Math Teacher (voice)
Kenichi Ogata
— English Teacher (voice)
Koichi Kitamura
— Japanese Teacher (voice)
Shōzō Iizuka
— Akira's Father (voice)
京田尚子
— Housekeeper (voice)
Tetsuya Yamazaki
— Baseball Club Member A (voice)
山口健
— Baseball Club Member B (voice)
Ryō Horikawa
— Classmate (voice)
さとうあい
— Girlfriend (voice)