How many movies have Daisuke Shiraba and Katsutoshi Akiyama acted in together?

They have worked on 2 movies together! Their first movie together was The Viper Brothers (1971) while their highest rated movie together was Lone Wolf and Cub: Baby Cart to Hades (1972). They have not worked together since Lone Wolf and Cub: Baby Cart to Hades (1972).