Nippon Telegraph And Telephone

The Nippon Telegraph and Telephone Corporation (NTT) (Corporate Number: 7010001065142) is a Japanese telecommunications holding company headquartered in Tokyo, Japan.

Ranked 55th in Fortune Global 500, NTT is the fourth largest telecommunications company in the world in terms of revenue, as well as the third largest publicly traded company in Japan after Toyota and Sony, as of June 2022. In 2023, the company was ranked 56th in the Forbes Global 2000.

Nippon Telegraph and Telephone Corporation
Native name
日本電信電話株式会
Nippon Denshin Denwa kabushiki gaisha
Company typePublic
IndustryTelecommunications
PredecessorNippon Telegraph and Telephone Public Corporation
FoundedApril 1, 1985; 39 years ago (1985-04-01)
FounderGovernment of Japan
HeadquartersŌtemachi, Chiyoda, Tokyo, Japan
Key people
Products
RevenueIncrease ¥11.94 trillion (2021)
Increase ¥1.67 trillion (2021)
Increase ¥1.12 trillion (2021)
Total assetsIncrease ¥22.96 trillion (2021)
Total equityDecrease ¥8.20 trillion (2021)
OwnerMinister of Finance (34.25%)
Number of employees
303,350 (2021)
Subsidiaries
Websitegroup.ntt
global.ntt

The company is incorporated pursuant to the NTT Law (Law Concerning Nippon Telegraph and Telephone Corporation, Etc.). The purpose of the company defined by the law is to own all the shares issued by Nippon Telegraph and Telephone East Corporation [ja] (NTT East) and Nippon Telegraph and Telephone West Corporation [ja] (NTT West) and to ensure proper and stable provision of telecommunications services all over Japan including remote rural areas by these companies as well as to conduct research relating to the telecommunications technologies that will form the foundation for telecommunications.

On 1 July 2019, NTT Corporation launched NTT Ltd., an $11 billion de facto holding company business consisting of 28 brands from across NTT Security, NTT Communications and Dimension Data.

While NTT is listed on the Tokyo Stock Exchange and the OTC Markets Group's Pink (and formerly in the New York Stock Exchange under the ticker code "NTT" and in the London Stock Exchange under the ticker code "NPN"), the Japanese government still owns roughly one-third of NTT's shares, regulated by the NTT Law.

History

Nippon Telegraph And Telephone 
NTT was established as a government-owned corporation in 1952.
Nippon Telegraph And Telephone 
NTT roundel logo used between 1952 and 1985. A highly modified version of this logo is still used by the Geospatial Information Authority of Japan to mark telecommunications structures on their maps.

Established as a state monopoly in August 1952 to take over the Japanese telecommunications system operated by AT&T during the Occupation of Japan,[citation needed] Nippon Telegraph and Telephone Public Corporation (日本電信電話公社, Nippon Denshin Denwa Kōsha, shortened into Den-Den Kōsha (電電公社)) was privatized in 1985 to encourage competition in the country's telecom market, making Japan the first Asian country and only the second in the world (after the United States) to deregulate its telecom market. In 1987, NTT made the largest stock offering to date, at US$36.8 billion.

Because NTT owns most of Japan's last mile infrastructure (incl. broadband fibre connections), it enjoys oligopolistic control over landlines in Japan. In order to weaken NTT, the company was divided into a holding company (NTT) and three telecom companies (NTT East [ja], NTT West [ja], and NTT Communications) in 1999. The NTT Law regulating NTT East and West requires them to serve only short-distance communications and obligates them to maintain fixed-line telephone service all over the country. They are also obligated to lease their unused optical fiber (dark fiber) to other carriers at regulated rates. NTT Communications is not regulated by the NTT Law.

In July 2010, NTT and South African IT company Dimension Data Holdings announced an agreement of a cash offer from NTT for Dimension Data's entire issued share capital, in £2.12bn ($3.24bn) deal.

In late 2010, NTT's Japan-to-US transpacific network reached 400 Gbit/s. In August 2011, its network capacity was expanded to 500 Gbit/s.

In 2021, Nippon Telegraph & Tel issued green bonds worth about 300 billion yen ($2.7 billion). The bonds include three tranches with maturities of 3, 5 and 10 years. The proceeds will be used for environmentally friendly projects (renewable energy, energy-efficient broadband infrastructure, etc.).

Corporate history timeline

  • 1952Nippon Telegraph and Telephone Public Corporation established
  • 1979INS Concept announced
  • 1985Nippon Telegraph and Telephone Corporation (NTT) incorporated as a private company
  • 1987NTT listed on the First Section of the Tokyo Stock Exchange
  • 1988NTT DATA Corporation started operations
  • 1990VI&P Concept announced
  • 1992NTT Mobile Communications Network, Inc. (presently NTT DOCOMO) started operations
  • 1994Basic Concept for the Coming Multimedia Age announced
  • 1995NTT DATA listed on the Second Section of the Tokyo Stock Exchange
  • 199621st Century R&D Vision announced
  • 1996NTT DATA listed on the First Section of the Tokyo Stock Exchange
  • 1997Digitization of communications network in Japan completed
  • 1998Global Information Sharing Concept announced
  • 1998NTT DOCOMO listed on the First Section of the Tokyo Stock Exchange
  • 1999NTT's operations reorganized into a holding-company structure: businesses transferred to three new wholly owned subsidiaries (NTT East, NTT West, and NTT Communications)
  • 2002prefecture-based subsidiaries of NTT East and NTT West started operations
  • 2002"Vision for a New Optical Generation" announced
  • 2004NTT Urban Development Corporation listed on the First Section of the Tokyo Stock Exchange
  • 2004"NTT Group's Medium-Term Management Strategy" announced
  • 2008 announcement of a new Medium-Term Management Strategy: "Road to Service Creation Business Group"

Subsidiaries

NTT Group consists of the following major companies, divided into five segments. NTT East, NTT West, NTT Communications, NTT Docomo, and NTT Data are most major subsidiaries. NTT Data is listed on the stock markets. NTT Urban Development is a subsidiary involved in real estate. NTT Communications' business outside of Japan became part of NTT Ltd. on 1 July 2019.

Regional

Nippon Telegraph And Telephone 
NTT phonebooth
  • Nippon Telegraph and Telephone East Corporation (NTT East)
  • Nippon Telegraph and Telephone West Corporation (NTT West)

Long distance and international

Mobile

Data (system integration)

Information security

R&D laboratories

  • Service Innovation Laboratory Group
    • Service Evolution Laboratories (Yokosuka)
    • Media Intelligence Laboratories (Yokosuka)
    • Software Innovation Center (Musashino and Shibaura)
    • Secure Platform Laboratories (Musashino)
  • Information Network Laboratory Group
    • Network Technology Laboratories (Musashino)
    • Network Service Systems Laboratories (Musashino)
    • Access Network Service Systems Laboratories (Tsukuba and Yokoska)
    • Energy and Environment Systems Laboratories (Atsugi)
  • Science and Core Technology Laboratory Group
    • Network Innovation Laboratories (Yokoska)
    • Microsystem Integration Laboratories (Atsugi)
    • Photonics Laboratories (Atsugi)
    • Communication Science Laboratories (Keihanna and Atsugi)
    • Basic Research Laboratories (Atsugi)
  • NTT Research, Inc. (East Palo Alto, California)
    • Physics & Informatics (PHI) Laboratory
    • Cryptography and Information Security (CIS) Laboratory
    • Medical and Health Informatics (MEI) Laboratory

Sponsorship

See also

References

Tags:

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