Committed to connecting the world

Telecommunications Regional Technical Commission
Sultan Qaboos University (Oman)
International Telecommunications Users Group [REGINTORG] (International (no specific country))
MobiCom Corporation
American Registry for Internet Numbers (ARIN)
CDMA Development Group, Inc.
Oman Telecommunications Regulatory Authority (TRA)
Grenoble Ecole de Management (France)
Internet Society (International)
Secretariat of the Pacific Community [REGINTORG] (Fiji (Republic of))
African Ict Consumers Network (AICN)
Samsung SDS Co., Ltd.
Bharat Sanchar Nigam Ltd. (BSNL) [ROA] (India (Republic of))
Foris Telecom Ltd [SIO] (Israel (State of))
Kaspersky Lab UK Limited (United Kingdom)
Canar Telecommunications Corporation Limited (Canartel)
The Open University of Tanzania
Universidad Nacional de Luján Centro de Investigación, Docen (Argentina)
Space Exploration Technologies Corp. (United States)
R&D Media Sarl
Communauté économique des Etats de l
European Competitive Telecommunications Association
Kyrgyztelecom OJSC [ROA] (Kyrgyz Republic)
East African Communications Organization (International)
Soonchunhyang University (Korea (Rep. of))
Norwegian Research Center for Computers and Law (Norway)
GSM Association
Aggaros S.L. [OTHER ENTITY] (Spain)
Tashkent University of Information Technologies
Electronia, Ltd.



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