Yumiko Numata is currently an Executive Business Partner to the Japan President at OpenAI. Previously, they served as an Executive Assistant to the Japan President at Amazon Web Services from 2012 to 2024, and held similar roles at Adobe Systems and Beau Belle Sante Inc. Yumiko began their career as a Sales Assistant at Zuken from 1995 to 2002. They earned a degree in Human Science from 早稲田大学 from 1991 to 1995.
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