November 9, 2007 [U.S. GAAP] Semi-annual Financial Results Release For the Six Months Ended September 30, 2007 Name of registrant: Nippon Telegraph and Telephone Corporation Code No.: 9432   (URL http://www.ntt.co.jp/ir/) Stock exchanges on which the Company's shares are listed: Tokyo, Osaka, Nagoya, Fukuoka and Sapporo Representative: Satoshi Miura, President Contact: Koji Ito, Head of IR, Finance and Accounting Department/ TEL(03)5205-5581 Scheduled date of filing semi-annual report: December 14, 2007 Scheduled date of dividend payments: December 6, 2007 1.  Consolidated Financial Results for the Six Months Ended September 30, 2007 (April 1, 2007 - September 30, 2007) Amounts are rounded off to nearest million yen. (1)  Consolidated Results of Operations (2)  Consolidated Financial Position (3)  Consolidated Cash Flows 2.  Dividends 3.  Consolidated Financial Results Forecasts for the Year Ending March 31, 2008 (April 1, 2007 - March 31, 2008) Note: Percentages above represent changes from the previous year. 4.  Other (1) Change in reporting entities (change in significant consolidated subsidiaries): No (2) Change in significant accounting policy and reclassification 1. Change caused by revision of accounting standard: No 2. Others: No (3) Number of shares outstanding (common stock) 1. Number of shares outstanding (including treasury stock) at end of period:   September 30, 2007: 15,741,209 shares September 30, 2006:   15,741,209 shares March 31, 2007:   15,741,209 shares 2. Number of treasury stock at end of period:   September 30, 2007:    1,921,427 shares September 30, 2006:   1,919,956 shares March 31, 2007:   1,921,540 shares 3. Weighted average number of shares outstanding:   For the six months ended September 30, 2007: 13,819,700 shares For the six months ended September 30, 2006:   13,821,594 shares For the year ended March 31, 2007:   13,820,769 shares (Reference) Non-Consolidated Financial Results For the Six Months Ended September 30, 2007 [Japanese GAAP] 1.  Non-consolidated Financial Results for the Six Months Ended September 30, 2007 (April 1, 2007 - September 30, 2007) Amounts are rounded off per 1 million yen. (1) Non-consolidated Results of Operations (2) Non-consolidated Financial Position 2.  Non-consolidated Financial Results Forecasts for the Year Ending March 31, 2008 (April 1, 2007 - March 31, 2008) Note: Percentages above represent changes from the previous year. Notes: 1. With regard to the assumptions and other related matters concerning the above estimated results, please refer to 3. Business Operation Policy: Note   2. NTT has changed its consolidated and non-consolidated financial results forecasts for the year ending March 31, 2008, announced on May 11, 2007. Copyright (c) 2007 Nippon telegraph and telephone corporation