Postman Blues(1997)

Postman Blues is a Japanese crime comedy about Sawaki, a disillusioned mail carrier stuck in a monotonous routine. When he delivers a package to Noguchi, an old schoolmate turned yakuza enforcer who's just severed his own finger in a ritual act of penance, Sawaki's quiet world collides with the dangerous underworld. What begins as an awkward reunion spirals into an unlikely friendship that drags the ordinary postman into extraordinary circumstances. The film blends dark humor with crime drama as Sawaki navigates between his mundane job and the violent, honor-bound world of organized crime. His encounter with Noguchi forces him to confront what he's been missing in his safe, predictable life.