How many movies have Akira Hanasaki and Chikao Ohtsuka collaborated on?

They have worked on 2 movies together! Their first movie together was Oishinbo: Ultimate vs. Supremacy (1992) and was their highest rated movie together. They have not worked together since Oishinbo: The Japan-America Rice War (1993).

Crew
Graphic Novel Illustrator
Role
Yuizan Kaibara (voice)