Outlaw: Goro the Assassin (1968)

Outlaw: Goro the Assassin 1968 / 「無頼」より　大幹部 1968 / Burai: Hitokiri Gorô

On a cold winter day, Goro Fujikawa and Masahiko murder the mob boss of Meishin-Kai. The deed costs them time in prison, but Goro had no shred of regret. When Goro is released 2 years later, Masahiko is dying in prison hospital and entrusts his last wish; ‟find my sister and take care of her.‟ Goro leaves as a free man with a mission, but soon finds that he might have been better off in jail.