How many movies have Reiko Ike and Takuzō Kawatani acted in together?

They have worked on 12 movies together! Their first movie together was Girl Boss Guerilla (1972) while their highest rated movie together was Terrifying Girls' High School: Delinquent Convulsion Group (1973). They have not worked together since Company Buggers (1975). They are most known for their crime films together.