How many movies have Oniyakko Tsubaki and Takao Nakano collaborated on?

They have worked on 1 movie together! Their first movie together was Ultraman Orb the Movie: Let Me Borrow The Power of Bonds! (2017) and was their highest rated movie together. They have not worked together since Ultraman Orb the Movie: Let Me Borrow The Power of Bonds! (2017).