Japan's Violent Gangs-Boss Cast Asao Uchida Takamaru Sasaki Mina Isshiki Ryohei Uchida Kôji Tsuruta Sanae Nakahara Harumi Sone Gen Shimizu Rin'ichi Yamamoto Seizaburô Kawazu Yoshi Katô Noboru Andô Tomisaburô Wakayama