Ryo Ikeda

as Nishi

as Hisashi Nishikawa (9 episodes)

as Hirohiko Hoshii (8 episodes)

as Natsuhiko Kujo

as Sai Seishiro (3 episodes)

as Watabe

as Suzu's Supervisor (1 episode)

as Doctor

as Koichi Yoneda

as Takahiro Kazami (25 episodes)

as Yudai Takano

as Sakurai Toru (6 episodes)