| skos:altLabel | - NTT
- NTT Data
- NTT Corporation
- NTT East
- NTT East Corporation
- NTT Group
- NTT Japan
- NTT Kyushu
- NTT Laboratories
- NTT Laboratory
- NTT Resonant
- NTT Resonant Inc.
- NTT SmartConnect
- NTT Solmare
- NTT Tokyo
- NTT West
- NTT's
- NTT, Inc.
- NTTPC
- Nippon Telecom
- Nippon Telegraph
- Nippon Telegraph & Telephone
- Nippon Telegraph and Telephone (NTT)
- Nippon Telegraph and Telephone Corporation
- Nippon Telegraph and Telephone Corporation (NTT)
- Nippon Telegraph and Telephone East Corporation
- Nippon Telegraph and Telephone Public Corporation
- Nippon Telegraph and Telephone West Corporation
- Nippon Telegraph and Telephone#R&D laboratories
- Nippon Telegraph and Telephone#R.26D laboratories
- Nippon Telephone & Telegraph
- Nippon_Telegraph_and_Telephone
- Yokosuka R&D Center
- The Nippon Telegraph and Telephone Corporation （NTT）
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