How many movies have Shintarō Miyamoto and Tetsuo Ashida collaborated on?

They have worked on 4 movies together! Their first movie together was The Christian Revolt (1962) while their highest rated movie together was Red Peony Gambler: Here to Kill You (1971). They have not worked together since Battles Without Honor and Humanity: Police Tactics (1974). They are most known for their drama films together.