How many movies have Makiko Shinohara and Masami Otsuka collaborated on?

They have worked on 5 movies together! Their first movie together was Doraemon: Nobita's Dinosaur (2006) and was their highest rated movie together. They have not worked together since Crayon Shinchan the Movie: The Tornado Legend of Ninja Mononoke (2022). They are most known for their animation films together.