How many movies have Koji Kurata and Kotaro Nakagawa collaborated on?

They have worked on 5 movies together! Their first movie together was Kamen Rider W Returns: Kamen Rider Eternal (2011) while their highest rated movie together was Kamen Rider Revice The Movie: Battle Familia (2022). They have not worked together since Kamen Rider Revice The Movie: Battle Familia (2022). They are most known for their science fiction films together.