Safety Confirmation
The Nationwide-use Emergency Voice Mail service and the i-mode Disaster Message Board service are now in operation.
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About NTT
NTT Group is a leading company in the telecommunications business. We operate in a wide range of domestic and overseas markets by utilizing the customer base and expertise in communication networks and ICT that we have cultivated over our history
At a glance
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Consolidated subsidiaries
964
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Number of Employees
324,650
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Consolidated Operating Revenues
¥11,944.0 billion
Medium-Term Management Strategy
Your Value Partner 2025
To resolve social issues through its business operations, NTT Group works together with its partners as "Your Value Partner."
Business
An introduction to NTT Group's business.
Investor Relations
IR News
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May 24, 2021 Update
IR Presentation May, 2021
Stock Price (Real Time)
- TSE : 9432
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R&D
NTT conducts research and development on new technologies and tackles challenges related to safety, disaster prevention, and sustainable development along with NTT Group companies and many people from different industries, thereby aiming to solve social issues.
NTT R&D Website
NTT R&D for creating a Smart World where technology becomes so pervasive part of society that people are unaware of its presence.
Here can find diverse research results and various articles including interviews with researchers.
NTT conducts a broad range of research and development, from cutting edge basic research to new value creation in collaboration with our operating companies and partners.
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06/11/2021
Extended Inspection Cycle for Manhole Iron Covers Installed on Roads
This section introduces a technology for reducing inspection operations by constructing a deterioration estimation model based on statistical analysis of inspection data and grouping according to deterioration characteristics.
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06/11/2021
Energy Distribution Infrastructure Technology
With the goal of local production for local consumption of renewable energy, NTT is working on the research and development of Next-Generation Energy Supply Technology that enables the establishment of a resilient supply system...
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06/11/2021
Advanced Infrastructure Maintenance Technology:Technologies for Predicting Material Degradation and Detecting Structural Deterioration to Support Telecommunications Infrastructure
We are developing "prediction technology of material deterioration" by understanding material degradation phenomena and pursuing analytical technology.
Disaster Countermeasures
Information on NTT Group initiatives to build disaster-resistant communications networks, facilities and equipment
CSR
An introduction to NTT Group's CSR.
NTT Group Environmental Protection Activities
An introduction to NTT Group's Environmental Protection Activities.
Message from the President
To resolve social issues through its business operations, NTT Group works together with its partners as "Your Value Partner.
Corporate
The corporate profile of NTT (Nippon Telegraph and Telephone Corporation), the holding company of NTT Group.
Careers Information
Recruiting information of NTT Group and NTT R&D.
Evaluation by Society
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As one of the most innovative companies in IP and patent area. NTT received the award for 10th consecutive year
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Established a council to promote secure digital economy together with multi-national companies
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NTT is the first telecommunications operator to become a member of global initiatives to make smarter use of energy, “EP100” and “EV100” (Oct. 2018)
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3D space-type owned media that embodies "Remote world"
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NTT NEWS ROOM
Watch the latest news of telecommunication, NTT's R&D, XR services and more.
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Digital Museum
In a virtual space, NTT Group and other companies display their 3D works. Watch the works of Hokusai, Shuri Castle, Minamiza Theater, etc.
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Application cases on DOOR
Introducing how to use "My Room" and how it actually been utilized by enterprises and individuals.
*Japanese language only
