How many movies have Naoki Ogasawara and Sachi Hamano collaborated on?

They have worked on 3 movies together! Their first movie together was Double E Cup: Ripe (1988) while their highest rated movie together was Pervert Observation Shame Hole Bare (2015). They have not worked together since Pervert Observation Shame Hole Bare (2015). They are most known for their drama films together.