How many movies have Shōzaburō Date and Takashi Yamaguchi acted in together?

They have worked on 5 movies together! Their first movie together was Super Giant: The Mysterious Spacemen's Demonic Castle (1957) while their highest rated movie together was Decisive Battle at Kuroda Castle (1960). They have not worked together since Ōwarai Jiro chō ikka: Sanshita nitei kenjū (1962).