Cast 7

Houko Kuwashima

Shirobon (50 episodes)

Etsuko Kozakura

Aobon (50 episodes)

Rei Sakuma

Akabon (50 episodes)

Mitsuaki Madono

Kiirobon (50 episodes)

Toshihiko Seki

Kurobon (50 episodes)

Issei Miyazaki

Midoribon (50 episodes)

Kyousei Tsukui

Graybon Hakase (50 episodes)