How many movies have Ryoichi Kusanagi and Shōgorō Nishimura collaborated on?

They have worked on 5 movies together! Their first movie together was Uniform Girls: The Fruit Is Ripe (1981) while their highest rated movie together was Female Teacher in Rope Hell (1981). They have not worked together since Marumo Jun no chijo densetsu (1984). They are most known for their drama films together.