also: にほんでんしんでんわかぶしきがいしゃ
Nippon Telegraph and Telephone Corporation; NTT
Official full name of the Japanese telecommunications company commonly known as NTT.
Nippon Telegraph and Telephone Corporation is a major Japanese telecommunications carrier.
Common abbreviation for 日本電信電話株式会社; used in everyday and business contexts.
Official full company name; the reading にっぽん is standard in the corporate name.
Alternate reading with にほん; less common in the official name but encountered.
The name is a straightforward compound of 日本 (Japan), 電信 (telegraph), 電話 (telephone), and 株式会社 (stock company).