How many movies have Masaru Mori and Tadayuki Ohira collaborated on?

They have worked on 3 movies together! Their first movie together was High School Emanuelle: Wet Saturday (1978) while their highest rated movie together was Hard Scandal: Sex Drifter (1980). They have not worked together since Hard Scandal: Sex Drifter (1980). They are most known for their drama films together.