How many movies have Hironari Yamazaki and Takashi Yanase collaborated on?

They have worked on 1 movie together! Their first movie together was Go! Anpanman: Fluffy Flurry and the Land of Clouds (2021) and was their highest rated movie together. They have not worked together since Go! Anpanman: Fluffy Flurry and the Land of Clouds (2021).