How many movies have Kawamura Ryuichi and Wataru Yokoo acted in together?

They have worked on 2 movies together! Their first movie together was Legend of the Galactic Heroes Chapter 3 Shou Nairan (2013) and was their highest rated movie together. They have not worked together since Legend of the Galactic Heroes Chapter 4 Sho Kohen Gekitotsu Zenya (2014).