How many movies have Haruka Shiraishi and Karin Isobe acted in together?

They have worked on 5 movies together! Their first movie together was THE IDOLM@STER SHINY COLORS 1stLIVE FLY TO THE SHINY SKY (2019) and was their highest rated movie together. They have not worked together since THE IDOLM@STER SHINY COLORS 5thLIVE If I_wings (2023).