How many movies have Masahiro Satou and Satoshi Kawano collaborated on?

They have worked on 2 movies together! Their first movie together was Eureka: Eureka Seven Hi-Evolution (2021) while their highest rated movie together was That Time I Got Reincarnated as a Slime the Movie: Scarlet Bond (2022). They have not worked together since That Time I Got Reincarnated as a Slime the Movie: Scarlet Bond (2022).