How many movies have Masafumi Mima and Yuuichirou Umehara collaborated on?

They have worked on 4 movies together! Their first movie together was My Hero Academia: World Heroes' Mission (2021) while their highest rated movie together was The Legend of the Galactic Heroes: Die Neue These Collision 1 (2022). They have not worked together since The Legend of the Galactic Heroes: Die Neue These Collision 3 (2022). They are most known for their animation films together.