How many movies have Seijun Suzuki and Shôzô Ashida collaborated on?

They have worked on 2 movies together! Their first movie together was Duel at Sundown (1955) 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).