How many movies have Naoki Nagase and Yoshifumi Oshikawa collaborated on?

They have worked on 5 movies together! Their first movie together was Kamen Rider 555: Paradise Lost (2003) and was their highest rated movie together. They have not worked together since Super Kamen Rider Den-O & Decade NEO Generations: The Onigashima Warship (2009). They are most known for their adventure films together.