How many movies have Hanjirō Nakazawa and Rie Yuki collaborated on?

They have worked on 3 movies together! Their first movie together was Sex Comedy, Quick on the Trigger (1971) while their highest rated movie together was Female Prisoner #701: Scorpion (1972). They have not worked together since Outlaw Killers: Three Mad Dog Brothers (1972). They are most known for their crime films together.