How many movies have Masaki Kobayashi and Zenzō Matsuyama collaborated on?

They have worked on 8 movies together! Their first movie together was Carmen Comes Home (1951) while their highest rated movie together was The Human Condition III: A Soldier's Prayer (1961). They have not worked together since The Human Condition III: A Soldier's Prayer (1961). They are most known for their drama films together.