山中聡

Hiroto's Former Manager

Hayato's Boss

Matsuki

Mune Kurosawa

Mochizuki

Teshigawara

松平信綱（まつだいら のぶつな）

Kusuyama

Hirohiko Araki

Washigami Yoji

Yoji Washigami

Paul

Mizutani

Shuji Nomura

Takashi Hirayama

Kinji Miyatake

Hiroshi Hanayagi

Yuka's Neighbor

Satoshi