Ron Mizuma

as Takuma Iwasaki

as Taichi Higashi

as Ando (8 episodes)

as Li Wu Chen (10 episodes)

as Sid (8 episodes)

as Ogasawara

as Murakami (12 episodes)

as Tadashi

as Kinjo Go (10 episodes)

as Businessman

as Kido Kentaro (32 episodes)

as Shinji Noguchi (10 episodes)

as 勝田頼秀（かつた よりひで） (10 episodes)

as Hotta Makoto (8 episodes)