How many movies have Joji Oka and Shintarō Miyamoto collaborated on?

They have worked on 11 movies together! Their first movie together was 旗本退屈男　八百八丁罷り通る (1953) while their highest rated movie together was Sasaki Kojiro, Part 2 (1957). They have not worked together since Hanjiro of Kusama: Bird of Passage (1960).