T-Mobile USA : NTT DOCOMO USA and T-Mobile Partner to Provide Wireless Service for Japanese Ex-Pats in United States

T-Mobile USA : NTT DOCOMO USA and T-Mobile Partner to Provide Wireless Service
                    for Japanese Ex-Pats in United States

NTT DOCOMO USA and T-Mobile Partner to Provide Wireless Service for Japanese
                           Ex-Pats in United States
 Wireless leaders eyeing future collaboration opportunities in United States

NEW YORK - September, 9 2013 - NTT DOCOMO USA, Inc. and T-Mobile US, Inc.
(NYSE:TMUS)today announced a new partnership to strengthen DOCOMO's network
service for hundreds of thousands of Japanese expatriates in the United

The partnership, which could expand over time, demonstrates NTT DOCOMO USA's
commitment to grow its existing MVNO (mobile virtual network operator)
business, which was launched in 2011. By the end of the year, NTT DOCOMO USA
anticipates it will deliver service over T-Mobile's nationwide 4G network -
providing access to a rich and compelling mobile experience for existing
customers - while also attracting new customers. NTT DOCOMO USA will offer
customers a wide variety of new pricing plans and options.
For T-Mobile, the deal brings another strong brand into its growing MVNO
partner portfolio and opens the door to further work with Japan's predominant
mobile phone operator, NTT DOCOMO.
"NTT DOCOMO USA is happy to be working with T-Mobile. This new relationship
will help us to improve service to our existing customers as well as attract
new subscribers," said Masaaki Maeda, president and CEO of NTT DOCOMO USA.
"T-Mobile is incredibly honored to be affiliated with one of the world's great
mobile phone companies," said John Legere, president and CEO of T-Mobile US.
"We'll kick off this relationship with NTT DOCOMO USA by extending our
blazing-fast nationwide 4G network to about 400,000 Japanese students, workers
and other expatriates who know and love the DOCOMO brand. It's a great
starting point as we identify future opportunities for collaboration between
our two companies."

Headquartered in New York, and with offices in Washington DC and Hawaii, NTT
DOCOMO USA, Inc. is a wholly-owned US subsidiary of NTT DOCOMO.
Through its wholly-owned subsidiary, DOCOMO USA Wireless, the company markets
and operates mobile phone services for customers residing in the US.
DOCOMO USA also investigates business development opportunities in the
wireless space in the Americas; conducts research on IT and wireless business
trends and the regulatory environment; operates customer support desks
throughout the US; provides mobile solutions for corporate customers; and
provides support to NTT DOCOMO's investor relations activities.

About T-Mobile US, Inc.:As America's Un-carrier, T-Mobile US, Inc. (NYSE:
"TMUS") is redefining the way consumers and businesses buy wireless services
through leading product and service innovation. The company's advanced
nationwide 4G and 4G LTE network delivers outstanding wireless experiences for
customers who are unwilling to compromise on quality and value. Based in
Bellevue, Wash., T-Mobile US operates its flagship brands, T-Mobile and
MetroPCS. It currently serves approximately 44 million wireless subscribers
and provides products and services through 70,000 points of distribution. For
more information, please visit http://www.t-mobile.com.

                                    # # #

DOCOMO USA, Inc. Media Contacts:
Investor Relations and Corporate Communications

T-Mobile Media Contacts:
Media Relations
T-Mobile US, Inc.


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Source: T-Mobile USA via Thomson Reuters ONE
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