How many movies have Shuichi Oshima and Yoo Nakano collaborated on?

They have worked on 7 movies together! Their first movie together was Kamen Rider 555: Paradise Lost (2003) while their highest rated movie together was Kamen Rider Den-O & Kiva: Climax Deka (2008). They have not worked together since Kamen Rider × Kamen Rider OOO & W Featuring Skull: Movie Wars Core (2010). They are most known for their adventure films together.