How many movies have Junichi Arai and Tetsuya Satake collaborated on?

They have worked on 5 movies together! Their first movie together was Eureka Seven Hi-Evolution (2017) while their highest rated movie together was Josee, the Tiger and the Fish (2020). They have not worked together since Jujutsu Kaisen 0 (2021). They are most known for their animation films together.