How many movies have Koichi Usami and Kouichi Arai collaborated on?

They have worked on 8 movies together! Their first movie together was Odin: Starlight Mutiny (1985) while their highest rated movie together was Inuyasha the Movie 4: Fire on the Mystic Island (2004). They have not worked together since Fireworks (2017). They are most known for their animation films together.

Fireworks (2017)

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Fullmetal Alchemist the Movie: Conqueror of Shamballa (2005)

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Inuyasha the Movie 4: Fire on the Mystic Island (2004)

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Digimon Adventure 02: Hurricane Touchdown! The Golden Digimentals (2000)

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Digimon: The Movie (2000)

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Roujin Z (1991)

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Silent Möbius (1991)

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Odin: Starlight Mutiny (1985)

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