How many movies have Tomohiro Koyama and Yasukazu Shoji collaborated on?

They have worked on 3 movies together! Their first movie together was Jungle Emperor Leo (1997) while their highest rated movie together was Professor Layton and the Eternal Diva (2009). They have not worked together since Pokémon the Movie: Hoopa and the Clash of Ages (2015). They are most known for their animation films together.