How many movies have Mayu Iwatani and Natsumi Maki acted in together?

They have worked on 19 movies together! Their first movie together was Stardom Goddesses Of Stardom 2015 - Night 4: Stardom Vs. Sendai Girls (2015) while their highest rated movie together was Stardom Dream Queendom (2021). They have not worked together since Stardom: Allstar Grand Queendom 2023 (2023). They are most known for their action films together.