How many movies have Kanji Akahori and Maya Matsuyama collaborated on?

They have worked on 2 movies together! Their first movie together was The Tale of Osamu Tezuka: I'm Son-Goku (1989) and was their highest rated movie together. They have not worked together since Kero Kero Keroppi's Three Musketeers (1991).

Kero Kero Keroppi's Three Musketeers (1991)

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Key Animation

The Tale of Osamu Tezuka: I'm Son-Goku (1989)

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