How many movies have Masaru Mori and Ryoichi Kusanagi collaborated on?

They have worked on 6 movies together! Their first movie together was Dead End (1978) while their highest rated movie together was Wife's Sexual Fantasy: Before Husband's Eyes (1980). They have not worked together since Koichiro Uno's Dirty Sisters' Barber Shop (1983). They are most known for their drama films together.