How many movies have Kazuo Ōbayashi and Tokio Oki acted in together?

They have worked on 10 movies together! Their first movie together was Bara daimyo (1960) 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.