How many movies have Naka Ueda and Taiga Fukasawa collaborated on?

They have worked on 2 movies together! Their first movie together was Should Not! Luna-Sensei Gyoza and Bodyguard (2014) and was their highest rated movie together. They have not worked together since Should Not! Luna-Sensei, Howl! Arashi No Oppai Volley!? Hen (2014).