How many movies have Kazuhiro Wakabayashi and Nobuaki Nagano collaborated on?

They have worked on 4 movies together! Their first movie together was Eureka Seven Hi-Evolution (2017) while their highest rated movie together was Bungo Stray Dogs: Dead Apple (2018). They have not worked together since Eureka: Eureka Seven Hi-Evolution (2021). They are most known for their action films together.