How many movies have Hirofumi Masuda and Tomoko Iwasa collaborated on?

They have worked on 3 movies together! Their first movie together was Road to Ninja: Naruto the Movie (2012) while their highest rated movie together was Doraemon: Nobita's Chronicle of the Moon Exploration (2019). They have not worked together since Doraemon: Nobita's New Dinosaur (2020). They are most known for their fantasy films together.