闇の狩人 (1979)

Yataro Tanigawa, a one-eyed hired assassin, impresses yakuza boss Gomyo Kiyoemon with his skill. Gomyo hires Tanigawa as his bodyguard, or yojimbo, to protect him during an inter-clan conflict. Tanigawa quickly rises in stature in the clan, but finds his boss's enemies almost overwhelming.