How many movies have Gan Yamazaki and Kôsuke Nomura collaborated on?

They have worked on 2 movies together! Their first movie together was ゆがんだ月 (1959) while their highest rated movie together was Detective Bureau 2-3: Go to Hell, Bastards! (1963). They have not worked together since Detective Bureau 2-3: Go to Hell, Bastards! (1963).