How many movies have Hideki Hamasu and Hiroyuki Morita collaborated on?

They have worked on 6 movies together! Their first movie together was Gunsmith Cats (1995) while their highest rated movie together was Perfect Blue (1998). They have not worked together since The Tale of The Princess Kaguya (2013). They are most known for their animation films together.

The Tale of The Princess Kaguya (2013)

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Animation
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Animation

A Letter to Momo (2012)

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Key Animation
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Key Animation

Tales from Earthsea (2006)

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Key Animation
Crew
Key Animation

My Neighbors the Yamadas (1999)

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Key Animation
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Key Animation

Perfect Blue (1998)

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Animation Director
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Key Animation
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Character Designer

Gunsmith Cats (1995)

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Key Animation
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Key Animation