How many movies have Nao Toyama and Seiichi Hashimoto collaborated on?

They have worked on 3 movies together! Their first movie together was Code Geass: Akito the Exiled 4: Memories of Hatred (2015) while their highest rated movie together was Hula Fulla Dance (2021). They have not worked together since Hula Fulla Dance (2021). They are most known for their animation films together.