How many movies have Sachiko Kouno and Toshihiko Masuda collaborated on?

They have worked on 2 movies together! Their first movie together was Doraemon the Movie: Nobita's Little Star Wars 2021 (2022) while their highest rated movie together was Crayon Shinchan the Movie: The Tornado Legend of Ninja Mononoke (2022). They have not worked together since Crayon Shinchan the Movie: The Tornado Legend of Ninja Mononoke (2022).