How many movies have Reiko Okuyama and Yōichi Kotabe collaborated on?

They have worked on 6 movies together! Their first movie together was Doggie March (1963) and was their highest rated movie together. They have not worked together since Chie the Brat (1981). They are most known for their animation films together.

Chie the Brat (1981)

Crew
Key Animation
Crew
Animation Director
Crew
Character Designer

Taro the Dragon Boy (1979)

Crew
Animation Director
Crew
Animation Director

Ali Baba and the Forty Thieves (1971)

Crew
Key Animation
Crew
Key Animation

Animal Treasure Island (1971)

Crew
Key Animation
Crew
Key Animation

Horus: Prince of the Sun (1968)

Crew
Animation
Crew
Animation

Doggie March (1963)

Crew
Animation
Crew
Animation