How many movies have Makiko Futaki and Sachiko Sugino collaborated on?

They have worked on 10 movies together! Their first movie together was Space Adventure Cobra: The Movie (1982) while their highest rated movie together was Howl's Moving Castle (2004). They have not worked together since The Wind Rises (2013). They are most known for their animation films together.

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

Ponyo (2008)

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Key Animation
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Key Animation

Howl's Moving Castle (2004)

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Animation
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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

Princess Mononoke (1997)

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Animation
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Key Animation

Porco Rosso (1992)

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Key Animation
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Key Animation

Only Yesterday (1991)

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Key Animation
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Key Animation

Kiki's Delivery Service (1989)

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Key Animation
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Key Animation

Space Adventure Cobra: The Movie (1982)

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Animation
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Animation