How many movies have Kobun Shizuno and Sadayuki Murai collaborated on?

They have worked on 4 movies together! Their first movie together was Knights of Sidonia: The Movie (2015) while their highest rated movie together was Godzilla: City on the Edge of Battle (2018). They have not worked together since Godzilla: The Planet Eater (2018). They are most known for their science fiction films together.