How many movies have Toshiyuki Morikawa and Yasuko Sakuma collaborated on?

They have worked on 2 movies together! Their first movie together was Fullmetal Alchemist the Movie: The Sacred Star of Milos (2011) while their highest rated movie together was Crayon Shin-chan: Shrouded in Mystery! The Flowers of Tenkazu Academy (2021). They have not worked together since Crayon Shin-chan: Shrouded in Mystery! The Flowers of Tenkazu Academy (2021).