How many movies have Kotono Mitsuishi and Sachi Matsumoto acted in together?

They have worked on 3 movies together! Their first movie together was Doraemon: Nobita's New Great Adventure Into the Underworld - The Seven Magic Users (2007) and was their highest rated movie together. They have not worked together since Stand by Me Doraemon (2014). They are most known for their adventure films together.