How many movies have Kin'ya Aikawa and Shinichirô Sawai collaborated on?

They have worked on 5 movies together! Their first movie together was Truck Rascals: No One Can Stop Me (1975) while their highest rated movie together was Truck Rascals II: Ichibanboshi Runs Wild (1975). They have not worked together since The Wild Daisy (1981). They are most known for their romance films together.