Committed to connecting the world

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True Corporation Public Company Limited [ROA] (Thailand)
Thammasat University, College of Innovation (Thailand)
Higher Colleges of Technology (United Arab Emirates)
Facultad de Ciencias Médicas - Universidad Nacional de Rosario (Argentina)
Symantec Corporation [SIO] (United States of America)
Institute of Electrical and Electronics Engineers, Inc. (International)
Global Knowledge Partnership Foundation (International)
Syriatel Mobile Telecom SA
Institute of Acoustics of the Chinese Academy of Sciences (China)
Iranian Net Communication & Electronic Services Co. (Iran (Islamic Republic of))
Ecole supérieure africaine des TIC (ESATIC) (Côte d
Alcatel-Lucent USA Inc. [SIO] (United States of America)
American Tower Corporation (United States)
Cisco Systems, Inc.
Communauté économique des Etats de l
Asia-Pacific Broadcasting Union [REGINTORG] (International (no specific country))
Bahamas Telecommunications Company (Bahamas)
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Universidad de Rio Cuarto Facultad de Ingeniería (Argentina)
Samsung SDS Co., Ltd.
Compañía Anónima Nacional Teléfonos de Venezuela (CANTV)
ARM Holdings (United Kingdom)
Banglalink Digital Communications Ltd. (Bangladesh)
Arab Academy for Science, Technology and Maritime Transport
Saudi Telecom [ROA] (Saudi Arabia (Kingdom of))
CDMA Development Group, Inc.



Nippon Telegraph and Telephone East Corporation (NTT East)

NTT East is a telecommunications company that mainly provides regional telecommunications services including Fixed Line and the internet communication services as FLETS brand in the east areas of Japan under NTT Law.
Also, NTT East is working to enhance the broad-band environment and expand customer use of fiber-optic services and providing services and products that utilize next-generation networks(NGN). NTT East endeavors to provide high-quality, stable universal services while taking steps to further increase the stability and strength of their management foundations. NTT East strives to assure the reliability of their networks as social infrastructure through such activities as the rapid restoration of service in the event of a large-scale natural disaster offer other emergency.

Based inJapan
ITU Global DirectoryNippon Telegraph and Telephone East Corporation (NTT East)
Masayuki Yamamura

June, 2012

June, 2009
Executive Vice President

Senior Executive Manager, Network Business Headquarters

Executive Manager, Plant Planning Department

Executive Manager, R&D Center

June, 2008
Executive Vice President

General Manager, Tokyo Branch

June, 2005
Senior Vice President

General Manager, Tokyo Branch

Deputy Senior Executive Manager, Corporate Business Headquarters