How many movies have Hijiri Yamamoto and Shogo Higami collaborated on?

They have worked on 3 movies together! Their first movie together was Penguin Highway (2018) while their highest rated movie together was I Want to Eat Your Pancreas (2018). They have not worked together since Fate/kaleid liner Prisma☆Illya: Licht Nameless Girl (2021). They are most known for their animation films together.