How many movies have Masahiro Kumagai and Megumi Oohara collaborated on?

They have worked on 18 movies together! Their first movie together was Doraemon: Nobita's Dinosaur (2006) while their highest rated movie together was Doraemon: Nobita's Chronicle of the Moon Exploration (2019). They have not worked together since Doraemon the Movie: Nobita's Earth Symphony (2024). They are most known for their adventure films together.