How many movies have Mitsuzō Sasaki and Ryūnosuke Tsukigata collaborated on?

They have worked on 10 movies together! Their first movie together was Hatamoto taikutsu otoko torimono hikae: Shichinin no hanayome (1950) while their highest rated movie together was Case of Umon: Hell’s Windmill (1960). They have not worked together since The Cave of the Vampire Bats (1961).