How many movies have Hiroomi Yamakawa and Kenji Hachizaki collaborated on?

They have worked on 10 movies together! Their first movie together was Nasu: Summer in Andalusia (2003) while their highest rated movie together was Howl's Moving Castle (2004). They have not worked together since Detective Conan: The Scarlet Bullet (2021). They are most known for their animation films together.

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