How many movies have Rika Aoki and Taiji Tonoyama acted in together?

They have worked on 2 movies together! Their first movie together was Rika 2: Lonely Wanderer (1973) 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).