How many movies have Iwao Ishii and Masayasu Kitayama collaborated on?

They have worked on 6 movies together! Their first movie together was Tora-san's Salad-Day Memorial (1988) while their highest rated movie together was Tora-san, My Uncle (1989). They have not worked together since What a Wonderful Family! 2 (2017). They are most known for their comedy films together.