How many movies have Iwao Ishii and Mitsuo Degawa collaborated on?

They have worked on 39 movies together! Their first movie together was Tora-san, the Intellectual (1975) while their highest rated movie together was Tora-san Plays Daddy (1987). They have not worked together since Nagasaki: Memories of My Son (2015). They are most known for their comedy films together.