How many movies have Eriko Nakamura and Shinya Watada collaborated on?

They have worked on 4 movies together! Their first movie together was Hula Fulla Dance (2021) while their highest rated movie together was アイドルマスター　ミリオンライブ！　第1幕 (2023). They have not worked together since アイドルマスター　ミリオンライブ！　第3幕 (2023). They are most known for their animation films together.