How many movies have Aika Kawasaki and Yasumasa Koyama collaborated on?

They have worked on 5 movies together! Their first movie together was Ghost in the Shell: The New Movie (2015) while their highest rated movie together was Rascal Does Not Dream of a Dreaming Girl (2019). They have not worked together since Sword Art Online the Movie – Progressive – Scherzo of Deep Night (2022). They are most known for their animation films together.