How many movies have Keiichi Tsuchiya and Satoshi Shimomoto collaborated on?

They have worked on 4 movies together! Their first movie together was Freeway Speedway 2 (1990) while their highest rated movie together was Freeway Speedway 5 (1992). They have not worked together since Freeway Speedway 5 (1992). They are most known for their action films together.