How many movies have Atsumasa Nakabayashi and William Ross collaborated on?

They have worked on 1 movie together! Their first movie together was Ōwarai Jiro chō ikka: Sanshita nitei kenjū (1962) and was their highest rated movie together. They have not worked together since Ōwarai Jiro chō ikka: Sanshita nitei kenjū (1962).