How many movies have Hikaru Yamamoku and Ke Luan collaborated on?

They have worked on 5 movies together! Their first movie together was Fate/kaleid liner Prisma☆Illya: Vow in the Snow (2017) while their highest rated movie together was Gintama: The Very Final (2021). They have not worked together since Delicious Party♡Precure Movie: Dreaming♡Children's Lunch! (2022). They are most known for their animation films together.