How many movies have Kanae Kobayashi and Shintarō Katsu acted in together?

They have worked on 23 movies together! Their first movie together was Migratory Birds of the Flowers (1956) while their highest rated movie together was Lone Wolf and Cub: Sword of Vengeance (1972). They have not worked together since Lone Wolf and Cub: Sword of Vengeance (1972). They are most known for their drama films together.