How many movies have Shin-ichiro Shirakura and Yutaka Izubuchi collaborated on?

They have worked on 5 movies together! Their first movie together was Kamen Rider Agito: Project G4 (2001) while their highest rated movie together was Kamen Rider Hibiki The Movie: Hibiki & The Seven War Oni (2005). They have not worked together since Shin Kamen Rider (2023). They are most known for their adventure films together.