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This article is about a real-life person.
Information in this article is about real-life people, companies, and objects, and does not relate to the in-universe Sonic series.

Keiichi "!" Sugiyama (杉山 圭一 Keiichi Sugiyama?) is a former Sega employee who has contributed music to various Sega games, including several Sonic titles. He is currently affiliated with Studiio Qareeb.

Credits

Music

External links

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