How many movies have Kaori Nazuka and Satoshi Okubo collaborated on?

They have worked on 2 movies together! Their first movie together was Anemone: Eureka Seven Hi-Evolution (2018) while their highest rated movie together was Fate/kaleid liner Prisma☆Illya: Prisma☆Phantasm (2019). They have not worked together since Fate/kaleid liner Prisma☆Illya: Prisma☆Phantasm (2019).