How many movies have Seiko Shimura and Takuzō Kawatani collaborated on?

They have worked on 10 movies together! Their first movie together was Gambler's Legacy (1969) while their highest rated movie together was Terrifying Girls' High School: Delinquent Convulsion Group (1973). They have not worked together since Momotarō Zamurai III (1994). They are most known for their action films together.