How many movies have Erina Miyai and Yuki Yoshizawa acted in together?

They have worked on 6 movies together! Their first movie together was Invisible Man: Rape! (1978) while their highest rated movie together was Zoom Up: Rape Site (1979). They have not worked together since Uno Koichiro no Shûdôin Fuzoku Joshi-ryô (1981).