How many movies have Hidetoshi Hasegawa and Iwao Ishii collaborated on?

They have worked on 16 movies together! Their first movie together was Tora-san's Grand Scheme (1970) while their highest rated movie together was Tora-san's Pure Love (1976). They have not worked together since Talk of the Town Tora-san (1978). They are most known for their comedy films together.