How many movies have Emiko Shimura and Keiko Nakaji collaborated on?

They have worked on 5 movies together! Their first movie together was Go! Anpanman: Tears of the Mermaid Princess (2000) while their highest rated movie together was Dou kyu sei – Classmates (2016). They have not worked together since Dou kyu sei – Classmates (2016). They are most known for their animation films together.