DOCOMO Again Earns Highest Marks in Customer-Satisfaction Study

TOKYO, JAPAN, November 24, 2011 ---NTT DOCOMO, INC.announced today that it received the highest marks among Japan’s mobile phone operators in the 2011 Japan Mobile Phone Service Study^SM, a customer-satisfaction study conducted by J.D. Power Asia Pacific.

This is the second consecutive year in which the company has received top marks in the customer-satisfaction study, another indication that DOCOMO continues to offer unrivaled mobile experiences in the Japanese market.

The study examined customer satisfaction with mobile phone operators based on six factors: handset, service offered, network quality/coverage area, cost, handset purchase experience and customer care. DOCOMO scored the highest in four factors: service offered, network quality/coverage area, handset purchase experience and customer care.

Previously, DOCOMO also received the highest marks among mobile operators in the J.D. Power Asia Pacific 2011 Japan Business Mobile Phone Service Study^SMannounced in September, the third consecutive year in which DOCOMO has placed highest in this separate study.

For details, please visit the J.D. Power Asia Pacific website at

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AboutNTT DOCOMO

NTT DOCOMOis a world-leading mobile operator that is in transition into an Integrated Service Company placing mobility at the core. The company serves over 59 million customers in Japan via advanced wireless networks, including a nationwide 3G network and one of the world’s first commercial LTE networks. Leveraging its unique capabilities as a mobile operator, DOCOMO is a leading developer of cutting-edge technologies for NFC mobile payments, mobile GPS,mobile TV, intuitive mobile assistance, environmental monitoring, smart grids and much more. Overseas, the company provides technical and operational expertise to eight mobile operators and other partner companies.NTT DOCOMOis listed on the Tokyo (9437), London (NDCM) and New York (DCM) stock exchanges. Please visitwww.nttdocomo.comfor more information.