How many movies have Beatrice St. Clere Priestley and Mayu Iwatani acted in together?

They have worked on 8 movies together! Their first movie together was Stardom Dream Slam In Osaka (2018) and was their highest rated movie together. They have not worked together since Stardom Yokohama Dream Cinderella 2021 in Spring (2021). They are most known for their action films together.