How many movies have Masami Otsuka and Noriyuki Tsutsumi collaborated on?

They have worked on 8 movies together! Their first movie together was Doraemon: Nobita and the Knights on Dinosaurs (1987) while their highest rated movie together was Crayon Shin-chan: Great Adventure In Henderland (1996). They have not worked together since Crayon Shin-chan: Explosion! The Hot Spring's Feel Good Final Battle (1999). They are most known for their animation films together.

Crayon Shin-chan: Explosion! The Hot Spring's Feel Good Final Battle (1999)

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Crayon Shin-chan: Dengeki! Buta no Hizume Daisakusen (1998)

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Crayon Shin-chan: Pursuit of the Balls of Darkness (1997)

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Crayon Shin-chan: Great Adventure In Henderland (1996)

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Crayon Shin-chan: Unkokusai's Ambition (1995)

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Crayon Shin-chan: The Hidden Treasure of the Buri Buri Kingdom (1994)

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Crayon Shin-chan: Action Mask vs. Leotard Devil (1993)

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Doraemon: Nobita and the Knights on Dinosaurs (1987)

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