How many movies have Inuko Inuyama and Ken Sugimori collaborated on?

They have worked on 16 movies together! Their first movie together was Pokémon the Movie 2000 (1999) while their highest rated movie together was Pokémon: Arceus and the Jewel of Life (2009). They have not worked together since Pokémon the Movie: Volcanion and the Mechanical Marvel (2016). They are most known for their animation films together.