How many movies have Seiko Shimura and Takayuki Minagawa collaborated on?

They have worked on 3 movies together! Their first movie together was The Karate 2 (1974) while their highest rated movie together was Female Ninjas: In Bed with the Enemy (1976). They have not worked together since Female Ninjas: In Bed with the Enemy (1976). They are most known for their action films together.