How many movies have Masao Inokuma and Tsuyoshi Nonaka collaborated on?

They have worked on 4 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 Kamen Rider Kabuto: God Speed Love (2006). They are most known for their action films together.