who is ntt?
NTT DATA. NTT DATA Corporation (æ ªå¼ä¼ç¤¾ã¨ãã»ãã£ã»ãã£ã»ãã¼ã¿, Kabushiki-kaisha Enu-tÄ«-tÄ« DÄta) is a Japanese system integration company and a subsidiary of Nippon Telegraph and Telephone (NTT). Japan Telegraph and Telephone Public Corporation, a predecessor of NTT, started Data Communications business in 1967.