How many movies have Machiko Washio and Shinobu Nakayama acted in together?

They have worked on 3 movies together! Their first movie together was Baian Fujieda the Assassin (2006) while their highest rated movie together was Oh-Oku: The Women Of The Inner Palace (2006). They have not worked together since Dr. Hikojiro (2015). They are most known for their drama films together.