How many movies have Hiromi Ariga and Hironori Tanaka collaborated on?

They have worked on 3 movies together! Their first movie together was Mobile Suit Gundam 00: A Wakening of the Trailblazer (2010) while their highest rated movie together was Digimon Adventure: Last Evolution Kizuna (2020). They have not worked together since Hula Fulla Dance (2021). They are most known for their animation films together.