How many movies have Kazuhiro Wakabayashi and Takashi Onozuka collaborated on?

They have worked on 5 movies together! Their first movie together was Ghost in the Shell: Stand Alone Complex - The Laughing Man (2005) and was their highest rated movie together. They have not worked together since Eureka: Eureka Seven Hi-Evolution (2021). They are most known for their science fiction films together.