How many movies have Kôsaburô Shirakawa and Takuzō Kawatani acted in together?

They have worked on 2 movies together! Their first movie together was Red Peony Gambler: Biographies of a Gambling Room (1969) while their highest rated movie together was Battles Without Honor and Humanity: Final Episode (1974). They have not worked together since Battles Without Honor and Humanity: Final Episode (1974).