How many movies have Akemi Kobayashi and Toshiharu Sugie collaborated on?

They have worked on 3 movies together! Their first movie together was Psychic School Wars (2012) while their highest rated movie together was Hunter x Hunter: Phantom Rouge (2013). They have not worked together since Pokémon the Movie: Volcanion and the Mechanical Marvel (2016). They are most known for their animation films together.