Riaki Hoshino

Last updated : June 19, 2025

Representative Member of the Board
Senior Executive Vice President and CTO Riaki Hoshino (Date of Birth : March 11, 1966)

April 1990	Joined the Company
July 2005	Vice President of Corporate Business Strategy of the Company
July 2007	General Manager in charge of R&D Center of Network Business Headquarters of Nippon Telegraph and Telephone East Corporation
July 2010	General Manager in charge of Plant Department of Network Business Headquarters of Nippon Telegraph and Telephone East Corporation
July 2014	General Manager of the Tokyominami Branch of Tokyo Division of Nippon Telegraph and Telephone East Corporation
June 2016	General Manager in charge of Corporate Strategy Planning Department of Nippon Telegraph and Telephone East Corporation
June 2018	Member of the Board Executive Manager of Strategic Network Management Department of Network Business Headquarters of Nippon Telegraph and Telephone East Corporation
June 2021	Member of the Board Executive Officer Senior Executive Manager of Network Business Headquarters of Nippon Telegraph and Telephone East Corporation
June 2022	Senior Executive Vice President, Representative Member of the Board of Nippon Telegraph and Telephone East Corporation
June 2025	Senior Executive Vice President, Chief Technology Officer, Representative Member of the Board of the Company (to present)