How many movies have Eiji Yoshikawa and Shintarō Miyamoto collaborated on?

They have worked on 8 movies together! Their first movie together was Trouble Over Swords and Women: Sword Light and Shooting Star (1951) while their highest rated movie together was Miyamoto Musashi: Showdown at Hannyazaka Heights (1962). They have not worked together since Miyamoto Musashi: The Duel at Ichijo Temple (1964). They are most known for their drama films together.