How many movies have Hiroaki Iwanaga and Ryuta Tasaki collaborated on?

They have worked on 3 movies together! Their first movie together was Kamen Rider OOO: Final Episode (2012) and was their highest rated movie together. They have not worked together since Kamen Rider OOO 10th: The Core Medals of Resurrection (2022). They are most known for their science fiction films together.