How many movies have Kou Nakamura and Yuniko Ayana collaborated on?

They have worked on 2 movies together! Their first movie together was BanG Dream! Episode of Roselia I: Promise (2021) while their highest rated movie together was BanG Dream! Episode of Roselia II: Song I am. (2021). They have not worked together since BanG Dream! Episode of Roselia II: Song I am. (2021).