How many movies have Satoshi Shimomoto and Takeshi Saito collaborated on?

They have worked on 6 movies together! Their first movie together was Hādo reipu (1987) while their highest rated movie together was Freeway Speedway 5 (1992). They have not worked together since Police Sukesaburoh-Tamagane 2 (1994). They are most known for their action films together.