How many movies have Kyouhei Yamaguchi and Tomokazu Sugita collaborated on?

They have worked on 4 movies together! Their first movie together was Kamen Rider Den-O & Kiva: Climax Deka (2008) and was their highest rated movie together. They have not worked together since Kamen Rider THE WINTER MOVIE: Gotchard & Geats Strongest Chemy★Great Gotcha Operation (2023). They are most known for their adventure films together.