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Daizo Kosa

Daizo Kosa

General Manager & Chief Corporate Representative, NTT Washington DC Representative Office

Daizo Kosa is General Manager and Chief Corporate Representative of NTT Washington D.C. Representative Office.

Since he joined NTT East Corporation in Japan in 2000, he has been in diverse organizations such as system engineering, corporate strategy, service development, and procurement in NTT by utilizing his in-depth knowledge of, and expertise in cutting-edge technology of global digital infrastructure, solutions in IT, business management and development methods, and  corporate liaison methods.

In NTT Holdings from 2016 to 2020, he contributed to build a global procurement strategy across international NTT operation companies such as NTT Data, Inc. in the US, NTT Europe in UK, and NTT Singapore. In addition, he led the reforming global procurement system project by making standardization and digital transformation across NTT group.

He completed of a bachelor’s degree, Industrial and Systems Engineering at Keio University of Japan (2000). He also obtained an MBA at the College of William and Mary, Mason school of Business (2011)

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