How many movies have Mako Takigawa and Mototsugu Watanabe collaborated on?

They have worked on 4 movies together! Their first movie together was Chikan Terekura (1987) while their highest rated movie together was Welcome to the Ogenki Clinic: Feel Good All Over Again (1988). They have not worked together since Welcome to the Ogenki Clinic: Feel Good All Over Again (1988).