Harakiri

When a ronin requesting seppuku at a feudal lord's palace is told of the brutal suicide of another ronin who previously visited, he reveals how their pasts are intertwined - and in doing so challenges the clan's integrity.

Harakiri is a 1964 drama mystery movie directed by Masaki Kobayashi, starring Akira Ishihama, Shima Iwashita, Tatsuya Nakadai. It holds an IMDb rating of 8.6/10 from 91,673 votes and runs 2h 13m.