Kimihiro “Kimi” Okubo


Director, Global Business Division


President & CEO

Mr. Kimihiro “Kimi” Okubo is the President & CEO of NTT DOCOMO USA, Inc. and Director of NTT DOCOMO, INC.

Mr. Okubo has more than 20 years of experience at NTT DOCOMO, INC.

From April 1997 to June 2004, Mr. Okubo worked at the NTT DOCOMO, INC. R&D center in Tokyo. He contributed to the 1999 launch of Japan’s first mobile Internet access service, “imode,” by developing the packet exchange gateway system to connect DOCOMO’s mobile network with the Internet.

From July 2004 to March 2010, Mr. Okubo worked in the Corporate Strategy and Planning Department at DOCOMO in Tokyo, where his main mission was to develop business strategies for LTE and WiMAX. He led a cross-functional team for the launch of DOCOMO’s LTE service and was also in charge of developing a business plan for LTE service.

From April 2010 to March 2013, as the General Manager of the Strategic Marketing Department, Mr. Okubo led six projects which succeeded in enhancing subscriber satisfaction in areas including network quality, after-sales service, subscriber inquiries and pricing plans. This helped DOCOMO to receive the highest marks among Japan’s mobile operators, for two consecutive years, in the J.D. Power Asia Pacific annual retail customer satisfaction study.

From April 2013 to March 2015, as Director of the Radio Access Engineering Department at the Tokyo Headquarters of DOCOMO, Mr. Okubo was responsible for optimizing the business operations of the public service “DOCOMO Wi-Fi”. Mr. Okubo successfully expanded the number of active users and contributed to cellular traffic offloading to DOCOMO’s Wi-Fi network.

Mr. Okubo earned his MBA at The MIT Sloan School of Management, June 2016; and a Master’s degree in Electrical and Electronic Engineering at Hokkaido University, March 1997.