How many movies have Hiroshi Chō and Toshio Nakamura collaborated on?

They have worked on 4 movies together! Their first movie together was Million Dollar Smash-and-Grab (1961) while their highest rated movie together was The Flower and the Angry Waves (1964). They have not worked together since A Colt Is My Passport (1967). They are most known for their drama films together.