Hirokazu Yasuhara

Hirokazu Yasuhara (安原 広和, Yasuhara Hirokazu), also known as Carol Yas is a former Japanese game designer, he was one of the original members of Sonic Team and worked on the earlier Sonic the Hedgehog games as the designer of the stages., he worked for SEGA until 1999 when he left the company.

He currently works for the American software development company, Unity Technologies since 2016.

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