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Founder & Executive Chairman
Tomoko Namba is the Founder and Executive Chairman of DeNA. Namba served as the company's CEO since its founding in 1999 until June 2011. Prior to founding DeNA, she was a partner at McKinsey & Co. She obtained an MBA at Harvard Business School in 1990.
President & CEO
Shingo Okamura graduated from the Graduate School of Humanities and Sociology and Faculty of Letters at the University of Tokyo, and joined the Ministry of Posts and Telecommunications (currently the Ministry of Internal Affairs and Communications) in April 1995. In 2015 he took up the position of Senior Planning Officer in the Planning Division of the Postal Services Policy Department in the Information and Communication Bureau of the Ministry of Internal Affairs and Communications. He joined DeNA in April 2016, where he became the Representative Director & President of the Yokohama Stadium Co., Ltd. In October 2016 he was made the Representative Director & President of the Yokohama DeNA BayStars Baseball Club, Inc. In July 2017 he became an Executive Officer and Head of the Sports Business Unit for DeNA, and after becoming Managing Executive Officer, Chief Operating Officer (COO) and Chairman of Yokohama Stadium Co., Ltd. (present) in April 2019, he was then made Director and Chief Operating Officer (COO) in June 2019. As of April 2021, Okamura is the President & CEO (present).
Member of the Board
Member of the Board
Outside Director
Outside Director
Outside Director
Standing Corporate Auditor
Corporate Auditor
Corporate Auditor
Corporate Auditor
Managing Executive Officer, Deputy Head of the Medical Business Unit, & Head of the Technology Management Division
Managing Executive Officer (CSO), Head of the Innovation Strategic Management Dept.
Head of the Office of The Board of Directors, & Head of the Corporate Unit
Head of the Compliance & Risk Management Office
Head of the Corporate Communication Management Division, Corporate Unit
Head of the Planning Division, Corporate Unit
Head of the Corporate Development Division, Corporate Unit
Head of the Human Resources Unit, & Head of the Legal & Corporate Unit
Head of the CEO Office, & Head of the Human Resources Planning Management Division, Human Resources Unit
Head of the Personnel and General Affairs Management Division, Human Resources Unit
Head of the Game Service Business Unit
Deputy Head of the Game Service Business Unit, & Representative Director & President, DeNA Games Tokyo Co., Ltd.
Head of the Development Business Division, Game Service Business Unit
Head of the Service Management Business Division, Game Service Business Unit
Head of the Solution Business Unit
Deputy Head of the Solution Business Unit
Head of the Alliance System Business Division, Solution Business Unit
Head of the Game Alliance Business Division, Solution Business Unit
Head of the Strategic Marketing Division, Solution Business Unit
Deputy Head of the Solution Business Unit & Deputy Head of the Entertainment Development Business Unit
Head of the Entertainment Development Business Unit
Deputy Head of the Entertainment Development Business Unit
Head of the Cross Border Management Unit
Head of the Sports & Smart City Business Unit
Deputy Head of the Sports & Smart City Business Unit
Head of the Kawasaki Development Office, Sports & Smart City Business Unit
Representative Director & President, YOKOHAMA DeNA BAYSTARS BASEBALL CLUB, INC.
Managing Director & Head of Baseball Operations, YOKOHAMA DeNA BAYSTARS BASEBALL CLUB, INC.
Representative Director, Yokohama Stadium Co., Ltd.
Head of the Live Streaming Business Unit
Deputy Head of the Live Streaming Business Unit
Head of the Pococha Service Division, Live Streaming Business Unit
Deputy Head of the Pococha Service Division, Live Streaming Business Unit
Representative Director & President, IRIAM Inc.
Head of the Healthcare Business Unit, & Representative Director, DATA HORIZON CO., LTD.
Deputy Head of the Healthcare Business Unit
Deputy Head of the Healthcare Business Unit
Head of the Medical Business Unit
Deputy Head of the Medical Business Unit
Head of the External Partnerships & Alliances Unit
Head of the Design Unit
Head of the IT Unit
Head of the Quality Unit
Chief Health Officer
(As of Dec. 1, 2023)