Episode 3 S01 E03

Kanata Hongo (as Shigeru Akagi（赤木 しげる）) Takeshi Kaga (as Ichikawa（市川）) Taro Suruga (as Nangou（南郷）) Satoshi Jinbo (as Yasuoka（安岡）) Shinji Rokkaku (as Ryuzaki（竜崎）) Hidekazu Mashima (as Keiji Yagi（矢木 圭次）) Masahiko Tsugawa (as Iwao Washizu（鷲巣 巌）)

based on manga mahjong