How many movies have Ryōzō Kasahara and Yōko Fujiyama collaborated on?

They have worked on 9 movies together! Their first movie together was Sir Galahad in Campus (1961) while their highest rated movie together was Three Gentlemen Return from Hong Kong (1962). They have not worked together since ホラ吹き太閤記 (1964). They are most known for their comedy films together.