How many movies have Kaneto Shindō and Tarō Bonten collaborated on?

They have worked on 3 movies together! Their first movie together was Rika: The Mixed-Blood Girl (1972) while their highest rated movie together was Rika 3: Juvenile's Lullaby (1973). They have not worked together since Rika 3: Juvenile's Lullaby (1973). They are most known for their action films together.