How many movies have Mikio Narita and Tomoko Mayama acted in together?

They have worked on 3 movies together! Their first movie together was Woman Gambling Expert: Stakes of a Game of Chance (1970) while their highest rated movie together was Female Prisoner Scorpion: Beast Stable (1973). They have not worked together since Violent Fraternity (1974). They are most known for their crime films together.