Nippon Telegraph and Telephone

Nippon Telegraph and Telephone stock symbol traded as NYSE: NTT, TYO: 9432 and LSE: NPN.

Established in August 1, 1952. The Nippon Telegraph and Telephone Corporation (日本電信電話株式会社 Nippon Denshin Denwa Kabushiki-gaisha?), commonly known as NTT, is a Japanese telecommunications company headquartered in Tokyo, Japan.
NTT company logo