How many movies have Hideki Hamasu and Kenichi Konishi collaborated on?

They have worked on 12 movies together! Their first movie together was My Neighbors the Yamadas (1999) while their highest rated movie together was Spirited Away (2001). They have not worked together since When Marnie Was There (2014). They are most known for their animation films together.

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 Director

Ponyo (2008)

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Key Animation
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Key Animation

Paprika (2006)

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Key Animation
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Key Animation

Naruto the Movie: Guardians of the Crescent Moon Kingdom (2006)

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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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Animation Director
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Key Animation
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Character Designer

Millennium Actress (2002)

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Animation Director
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Animation Director
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Key Animation
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Key Animation

Spirited Away (2001)

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Key Animation
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Key Animation

Digimon: The Movie (2000)

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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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Animation Director