How many movies have Yasuko Takahashi and Yukiko Watabe collaborated on?

They have worked on 4 movies together! Their first movie together was Kuroko's Basketball the Movie: Last Game (2017) while their highest rated movie together was Yo-kai Watch Shadowside: Resurrection of the Demon King (2017). They have not worked together since The Klutzy Witch: Fūka and the Dark Witch (2023). They are most known for their animation films together.