How many movies have Chika Kamo and Rin Yamamoto collaborated on?

They have worked on 9 movies together! Their first movie together was Sound! Euphonium the Movie – May the Melody Reach You! (2017) while their highest rated movie together was Free! the Final Stroke The First Volume (2021). They have not worked together since Tsurune the Movie: The First Shot (2022). They are most known for their animation films together.