How many movies have Naoko Yamada and Yota Tsuruoka collaborated on?

They have worked on 11 movies together! Their first movie together was Munto 2: Beyond the Walls of Time (2005) while their highest rated movie together was The Last War of the Heavenliods and Akutoliods (2009). They have not worked together since Violet Evergarden: Eternity and the Auto Memory Doll (2019). They are most known for their animation films together.