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

They have worked on 3 movies together! Their first movie together was Yo-kai Watch: The Movie (2014) while their highest rated movie together was Kuroko's Basketball the Movie: Last Game (2017). They have not worked together since That Time I Got Reincarnated as a Slime the Movie: Scarlet Bond (2022). They are most known for their animation films together.