How many movies have Akihide Miya and Yukio Iwata collaborated on?

They have worked on 2 movies together! Their first movie together was Armored Trooper VOTOMS: Pailsen Files The Movie (2009) and was their highest rated movie together. They have not worked together since King of Thorn (2010).

King of Thorn (2010)

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Key Animation
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Animation Director
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Key Animation

Armored Trooper VOTOMS: Pailsen Files The Movie (2009)

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Key Animation
Crew
Storyboard Artist