How many movies have Akihiko Yamashita and Atsushi Yamagata collaborated on?

They have worked on 3 movies together! Their first movie together was Relic Armor Legaciam (1987) while their highest rated movie together was Spirited Away (2001). They have not worked together since From Up on Poppy Hill (2011). They are most known for their animation films together.

From Up on Poppy Hill (2011)

Crew
Animation Director
Crew
Animation Director

Spirited Away (2001)

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Key Animation
Crew
Key Animation

Relic Armor Legaciam (1987)

Crew
Character Designer
Crew
Character Designer
Crew
Animation Director
Crew
Key Animation