How many movies have Kōju Ran and Masami Arisawa acted in together?

They have worked on 3 movies together! Their first movie together was Jokosei hana hiraku 17-sai (1972) while their highest rated movie together was Joshi daigaku maruhi report: Nikutai nyûgaku-shiki (1977). They have not worked together since Joshi daigaku maruhi report: Nikutai nyûgaku-shiki (1977).