How many movies have Mitsutaka Hirota and Shintaro Aoki collaborated on?

They have worked on 1 movie together! Their first movie together was Korasho no Kaitei Wakuwaku Daibouken! Movie (2019) and was their highest rated movie together. They have not worked together since Korasho no Kaitei Wakuwaku Daibouken! Movie (2019).