How many movies have Fujiko F. Fujio and Keiji Gotoh collaborated on?

They have worked on 4 movies together! Their first movie together was Doraemon: Nobita and the Space Heroes (2015) 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 Little Star Wars 2021 (2022). They are most known for their family films together.