How many movies have Hideki Hamasu and Shinji Otsuka collaborated on?

They have worked on 15 movies together! Their first movie together was Akira (1988) while their highest rated movie together was Howl's Moving Castle (2004). They have not worked together since The Boy and the Heron (2023). They are most known for their animation films together.

The Boy and the Heron (2023)

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Key Animation
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Key Animation

Mary and The Witch's Flower (2017)

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Key Animation
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Key Animation

The Boy and the Beast (2015)

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Key Animation
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Key Animation

When Marnie Was There (2014)

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Key Animation
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Key Animation

The Tale of The Princess Kaguya (2013)

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Animation
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Animation

The Wind Rises (2013)

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Key Animation
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Key Animation

From Up on Poppy Hill (2011)

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Key Animation
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Key Animation

The Secret World of Arrietty (2010)

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Key Animation
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Key Animation

Ponyo (2008)

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Key Animation
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Key Animation

Tales from Earthsea (2006)

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Key Animation
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Key Animation

Howl's Moving Castle (2004)

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Key Animation
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Key Animation

Tokyo Godfathers (2003)

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Key Animation
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Key Animation

Millennium Actress (2002)

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Animation Director
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Key Animation
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Key Animation

My Neighbors the Yamadas (1999)

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Key Animation
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Key Animation

Akira (1988)

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Key Animation
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Key Animation