The movie centers on Rantaro's teacher Hansuke Doi losing a battle against Sonnamon and Zatto Konnamon becoming a teacher at Ninjutsu Academy.
as Rantarō Inadera (voice)
as Kirimaru Settsuno (voice)
as Shinbei Fukutomi (voice)
as Hansuke Doi (voice)
as Heisuke Kukuchi (voice)
as Kanemon Ohana (voice)
as Raizo Fuwa (voice)
as Saburō Hachiya (voice)
as Hachizaemon Takeya (voice)
as Happōsai Hieta (voice)
as Konnamon Zatto (voice)
as Sonnamon Moroizumi (voice)