How many movies have Rena Ichinose and Yōko Mihara acted in together?

They have worked on 7 movies together! Their first movie together was Wolves on Motorcycles (1971) while their highest rated movie together was Terrifying Girls' High School: Delinquent Convulsion Group (1973). They have not worked together since Terrifying Girls' High School: Delinquent Convulsion Group (1973). They are most known for their crime films together.