How many movies have Kazuyuki Kobayashi and Tsukasa Tannai collaborated on?

They have worked on 5 movies together! Their first movie together was Nausicaä of the Valley of the Wind (1984) while their highest rated movie together was Castle in the Sky (1986). They have not worked together since The River's Light (2009). They are most known for their animation films together.

The River's Light (2009)

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Animation Director
Crew
Character Designer
Crew
Animation Director

Fatal Fury: The Motion Picture (1994)

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Key Animation
Crew
Key Animation

Castle in the Sky (1986)

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Key Animation
Crew
Animation Director

Night on the Galactic Railroad (1985)

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Key Animation
Crew
Key Animation

Nausicaä of the Valley of the Wind (1984)

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Key Animation
Crew
Key Animation