How many movies have Chiyo Ousaki and Natsumi Takamori acted in together?

They have worked on 4 movies together! Their first movie together was THE IDOLM@STER CINDERELLA GIRLS 2ndLIVE PARTY M@GIC!! (2015) and was their highest rated movie together. They have not worked together since THE IDOLM@STER CINDERELLA GIRLS 4thLIVE TriCastle Story ─Starlight Castle─ Day1 (2017).