Pierre Taki

as Ko

as Mamoru Sakamoto (8 episodes)

as Principal

as Housenka (voice)

as Koga Masatoshi

as Goto (7 episodes)

as Zensuke Omi (5 episodes)

as Sugita

as Self

as Shinjiro Sunada

as Enshō-oyakata (8 episodes)

as The Gladiator (voice) (13 episodes)

as Kaoru Kubota

as Keizo Mabuchi

as Atsushi Wada (16 episodes)

as Bunroku Shishido

as 黑坂辛作 (47 episodes)