How many movies have Akihiko Yamaki and Hiroshi Chō collaborated on?

They have worked on 6 movies together! Their first movie together was Detective Bureau 2-3: A Man Weak to Money and Women (1963) while their highest rated movie together was Burning Desire (1972). They have not worked together since Jokôsei (Marusei) Hakusho: Nikutai Syûyôjo (1976).