Yojimbo (用心棒, Yōjinbō) is a 1961 samurai film directed by Akira Kurosawa. It tells the story of a rōnin, portrayed by Toshiro Mifune, who arrives in a small town where competing crime lords vie for supremacy. The two bosses each try to hire the newcomer as a bodyguard.

References:
https://en.wikipedia.org/wiki/Yojimbo_(film)