Shōzō Iizuka
— Tetsugyu (voice)
Sumi Shimamoto
— Gin Rei (voice)
Kappei Yamaguchi
— Daisaku Kusama (voice)
小宮和枝
— Youshi (voice)
Masashi Ebara
— Professor Go (voice)
弥生みつき
— Black Ginrei (voice)
Norio Wakamoto
— Taiso (voice)
Takeshi Aono
— Issei (voice)
秋元羊介
— Alberto (voice)
幹本雄之
— Kenji Murasame (voice)
