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satoshi mayumi (euonymus)

I am an entrepreneur, a philosopher, an engineer, a photographer, an illustrator, a guitarist and a historical researcher.

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Devpost Anniversary Level 6

Earned for each year after joining Devpost

Achieved September 2, 2025
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First online hackathon

Earned by submitting an eligible project to an online hackathon

Achieved May 12, 2020
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X Hackathons Level 1

Earned by submitting separate eligible projects to separate hackathons

Achieved May 12, 2020
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Welcome to Devpost

Earned by joining Devpost

Achieved May 12, 2020