Nippon Telegraph & Telephone Corp.
Nippon Telegraph & Telephone Corp. is a holding company, which is engaged in the provision of telecommunication services. It operates through the following segments: Regional Communications, Long Distance and International Communications, Mobile Communications, Data Communications, and Other. The Regional Communications segment provides domestic intra-prefectural communication services such as fixed voice-related, internet protocol (IP), and packet communications services; and sells telecommunications equipment. The Long Distance and International Communications segment offers domestic intra-prefectural and international communications, and system integration services. The Mobile Communications segment provides mobile voice-related, IP, and packet communications services; and sells telecommunications equipment. The Data Communications segment offers system integration and network system services. The Other segment includes building maintenance, real estate rentals, system development, leasing, and research and development. The company was founded on August 1, 1952 and is headquartered in Tokyo, Japan