How many movies have Kin'ichi Tanaka and Shūji Kataoka collaborated on?

They have worked on 4 movies together! Their first movie together was Subway Serial Rape (1985) while their highest rated movie together was Za gyakutai: Nyotai ikedori-hen (1987). They have not worked together since Chikan Densha: Abunai Futomomo (1988). They are most known for their drama films together.