How many movies have Hisako Akagi and Yasunori Matsumoto collaborated on?

They have worked on 2 movies together! Their first movie together was Doraemon: Nobita's Great Adventure in the Antarctic Kachi Kochi (2017) while their highest rated movie together was Doraemon: Nobita's Treasure Island (2018). They have not worked together since Doraemon: Nobita's Treasure Island (2018).