How many movies have Erika Mabuchi and Kawamura Ryuichi acted in together?

They have worked on 2 movies together! Their first movie together was Legend of the Galactic Heroes Chapter 2 Sho Jiyu Wakusei Domei Hen (2012) and was their highest rated movie together. They have not worked together since Legend of the Galactic Heroes Chapter 3 Shou Nairan (2013).