How many movies have Shoichi Masuo and Toshiaki Hontani collaborated on?

They have worked on 3 movies together! Their first movie together was Royal Space Force - The Wings Of Honneamise (1987) while their highest rated movie together was Akira (1988). They have not worked together since Crimson Wolf (1993). They are most known for their animation films together.

Crimson Wolf (1993)

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Key Animation
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Key Animation
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Akira (1988)

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Key Animation
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Key Animation

Royal Space Force - The Wings Of Honneamise (1987)

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Key Animation