February 14, 2005
Nippon Telegraph and Telephone Corporation


Correction of Supplementary Data, the Nine Months Ended December 31, 2004


We hereby correct the Supplementary Data, the Nine Months Ended December 31, 2004 which was released on February 4, 2005. The amount corrected is underlined.


After Correction
4-2. Financial Results and Projections of Core Group Companies

Note
Operating Revenues of NTT Communications for the nine months ended Dec 31, 2004 include revenues from telephone subscriber lines (190.6 billion yen) in Voice Transmission (excluding IP), revenues from OCN (99.2 billion yen), IP-VPN (46.2 billion yen) and e-VLAN (25.0 billion yen) in IP Services, revenues from Frame Relay / Cell Relay (24.9 billion yen) in Data Transmission, and revenues from conventional leased circuits (9.9 billion yen) and high-speed digital (50.1 billion yen) in leased circuit, respectively.


Before Correction
4-2. Financial Results and Projections of Core Group Companies

Note
Operating Revenues of NTT Communications for the nine months ended Dec 31, 2004 include revenues from telephone subscriber lines (204.7 billion yen) in Voice Transmission (excluding IP), revenues from OCN (99.2 billion yen), IP-VPN (46.2 billion yen) and e-VLAN (25.0 billion yen) in IP Services, revenues from Frame Relay / Cell Relay (24.9 billion yen) in Data Transmission, and revenues from conventional leased circuits (9.9 billion yen) and high-speed digital (50.1 billion yen) in leased circuit, respectively.




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Department IV.
Nippon Telegraph and Telephone Corporation
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E-mail:investors@hco.ntt.co.jp


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