How many movies have Morishita Shion and Rio Takahashi acted in together?

They have worked on 1 movie together! Their first movie together was Takumi-kun Series 6: The Morning of the Beginning of a Long, Long Story. (2023) and was their highest rated movie together. They have not worked together since Takumi-kun Series 6: The Morning of the Beginning of a Long, Long Story. (2023).