How many movies have Eiichi Sakuma and Fujirô Mitsuishi collaborated on?

They have worked on 2 movies together! Their first movie together was (Marunama) Terekura: Nigiritagaru Hitozuma-tachi (1986) and was their highest rated movie together. They have not worked together since Hunting Young Wives: Tormenting Their Erogenous Zones (1991).