How many movies have Hiromi Igarashi and Yuka Otsubo acted in together?

They have worked on 5 movies together! Their first movie together was THE IDOLM@STER CINDERELLA GIRLS 3rdLIVE シンデレラの舞踏会 - Power of Smile - Day2 (2016) and was their highest rated movie together. They have not worked together since THE IDOLM@STER CINDERELLA GIRLS 4thLIVE TriCastle Story ─346 Castle─ (2017).