How many movies have Tomisaburō Wakayama and Toru Kurashima collaborated on?

They have worked on 6 movies together! Their first movie together was Lone Wolf and Cub: Sword of Vengeance (1972) and was their highest rated movie together. They have not worked together since Lone Wolf and Cub: White Heaven in Hell (1974). They are most known for their action films together.