How many movies have Kei Satō and Kōshirō Harada acted in together?

They have worked on 8 movies together! Their first movie together was Kyoto Assassin (1962) while their highest rated movie together was Group Burglars Break the Magistrate's Office (1964). They have not worked together since Cold Rice, Osan, Chan (1965). They are most known for their drama films together.