How many movies have Chikashi Kubota and Sushio collaborated on?

They have worked on 3 movies together! Their first movie together was One Piece: Baron Omatsuri and the Secret Island (2005) while their highest rated movie together was Gridman Universe (2023). They have not worked together since Gridman Universe (2023). They are most known for their action films together.

Gridman Universe (2023)

Crew
Key Animation
Crew
Key Animation

Gurren Lagann the Movie: The Lights in the Sky Are Stars (2009)

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Key Animation
Crew
Key Animation

One Piece: Baron Omatsuri and the Secret Island (2005)

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Character Designer
Crew
Character Designer
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Animation Director
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Animation Director