How many movies have Shintaro Aoki and Yoshiaki Okumura 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).