RNS Number:2610O
Nippon Telegraph and Telephone Corp
30 June 2005

                                                                     Exhibit 8.1



Organizational Structure-NTT's Consolidated Subsidiaries as of March 31, 2005


                                  Name                                             Country of            Equity Held by
                                                                                   Incorporation         NTT,  directly
                                                                                                          or indirectly

NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION                                    Japan                        100.0 %
NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION                                    Japan                        100.0 %
Plala Networks Inc.                                                                Japan                         76.3 %
NTT VIETNAM CORPORATION                                                            Japan                         55.0 %
NTT DIRECTORY SERVICES Co.                                                         Japan                        100.0 %
NTT INFRASTRUCTURE NETWORK CORPORATION                                             Japan                        100.0 %
NTT MARKETING ACT CORPORATION                                                      Japan                        100.0 %
NTT NEOMEIT CORPORATION                                                            Japan                        100.0 %
NTT BUSINESS INFORMATION SERVICE INC                                               Japan                         52.0 %
AIREC ENGINEERING CORPORATION                                                      Japan                         52.5 %
NTT NEOMEIT KANSAI CORPORATION                                                     Japan                        100.0 %
NTT-ME CORPORATION                                                                 Japan                        100.0 %
NTT CARD SOLUTION Inc.                                                             Japan                         79.1 %
NTT Solco Corporation                                                              Japan                         96.2 %
NTT-ME TOKYO CORPORATION                                                           Japan                        100.0 %
NTT SERVICE TOKYO CORPORATION                                                      Japan                        100.0 %
NTT MARKETING ACT KANSAI CORPORATION                                               Japan                        100.0 %
NTT USA, Inc.                                                                      USA                          100.0 %
Verio Inc.                                                                         USA                          100.0 %
NTT America, Inc.                                                                  USA                          100.0 %
NTT AUSTRALIA PTY. LTD.                                                            Australia                    100.0 %
NTT Europe Limited                                                                 UK                           100.0 %
NTT INVESTMENT SINGAPORE PTE. LTD.                                                 Singapore                    100.0 %
HKNet Company Limited                                                              China                        100.0 %
Milletechno, Inc.                                                                  USA                          100.0 %
NTT MSC SDN. BHD.                                                                  Malaysia                     100.0 %
NTT PC Communications Incorporated                                                 Japan                        100.0 %
NTT COM ASIA LIMITED                                                               China                        100.0 %
NTT SINGAPORE PTE. LTD.                                                            Singapore                    100.0 %
NTT Communications (Thailand) Co., Ltd.                                            Thailand                     100.0 %
NTT WORLD ENGINEERING MARINE CORPORATION                                           Japan                         66.7 %
NTT Taiwan Ltd.                                                                    Taiwan                       100.0 %
NTT KOREA Co., Ltd.                                                                Korea                        100.0 %
PT. NTT Indonesia                                                                  Indonesia                     65.0 %
NTT do Brasil Telecomunicacoes Ltda.                                               Brazil                       100.0 %
DREAM NET Corporation                                                              Japan                        100.0 %
NTT NaviSpace Corporation                                                          Japan                         91.9 %
NTT DoCoMo, Inc.                                                                   Japan                         63.0 %
NTT DoCoMo Hokkaido, Inc.                                                          Japan                         63.0 %
NTT DoCoMo Tohoku, Inc.                                                            Japan                         63.0 %
NTT DoCoMo Tokai, Inc.                                                             Japan                         63.0 %
NTT DoCoMo Hokuriku, Inc.                                                          Japan                         63.0 %
NTT DoCoMo Kansai, Inc.                                                            Japan                         63.0 %
NTT DoCoMo Chugoku, Inc.                                                           Japan                         63.0 %
NTT DoCoMo Shikoku, Inc.                                                           Japan                         63.0 %
NTT DoCoMo Kyushu, Inc.                                                            Japan                         63.0 %
DoCoMo Service, Inc.                                                               Japan                         63.0 %



                                       1

--------------------------------------------------------------------------------
DoCoMo Engineering Inc.                                                                         Japan             63.0%
DoCoMo Mobile Inc.                                                                              Japan             63.0%
DoCoMo Support Inc.                                                                             Japan             63.0%
DoCoMo Systems, Inc.                                                                            Japan             63.0%
DoCoMo Sentsu, Inc.                                                                             Japan             63.0%
DoCoMo Technology, Inc.                                                                         Japan             63.0%
NTT DATA CORPORATION                                                                            Japan             54.2%
NTT DATA SYSTEM TECHNOLOGIES INC.                                                               Japan             65.7%
NTT DATA SYSTEM SERVICE CORPORATION                                                             Japan             60.2%
NTT DATA FINANCIAL CORPORATION                                                                  Japan             40.1%
NTT DATA TOKYO SMS CORPORATION                                                                  Japan             54.2%
NTT URBAN DEVELOPMENT CORPORATION                                                               Japan             67.3%
NTT COMWARE CORPORATION                                                                         Japan            100.0%
NTT Resonant Inc.                                                                               Japan            100.0%
NTT FACILITIES, INC.                                                                            Japan            100.0%
NTT Electronics Corporation                                                                     Japan             90.0%
NTT BUSINESS ASSOCIE Corporation                                                                Japan            100.0%
NTT LEASING CO., LTD.                                                                           Japan             95.6%
NTT ADVANCED TECHNOLOGY CORPORATION                                                             Japan            100.0%
NTT LOGISCO Inc.                                                                                Japan            100.0%
NTT INTERNET INC.                                                                               Japan            100.0%
NTT Software Corporation                                                                        Japan            100.0%
NTT ADVERTISING, INC.                                                                           Japan            100.0%
NTT BUSINESS ASSOCIE TOKYO Co. Ltd.                                                             Japan            100.0%
Other 325                                                                                       Various         Various



                                       2

--------------------------------------------------------------------------------

                                                                    Exhibit 12.1



                                 CERTIFICATIONS



I, Norio Wada, certify that:


1.     I have reviewed this annual report on Form 20-F of Nippon Telegraph and Telephone Corporation;


2.     Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a
       material fact necessary to make the statements made, in light of the circumstances under which such statements
       were made, not misleading with respect to the period covered by this report;


3.     Based on my knowledge, the financial statements, and other financial information included in this report, fairly
       present in all material respects the financial condition, results of operations and cash flows of the company as
       of, and for, the periods presented in this report;


4.     The company's other certifying officers and I are responsible for establishing and maintaining disclosure
       controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the company and have:


          (a)     Designed such disclosure controls and procedures, or caused such disclosure controls and procedures
                  to be designed under our supervision, to ensure that material information relating to the company,
                  including its consolidated subsidiaries, is made known to us by others within those entities,
                  particularly during the period in which this report is being prepared;


          (b)     Evaluated the effectiveness of the company's disclosure controls and procedures and presented in this
                  report our conclusions about the effectiveness of the disclosure controls and procedures, as of the
                  end of the period covered by this report based on such evaluation; and


          (c)     Disclosed in this report any change in the company's internal control over financial reporting that
                  occurred during the period covered by the annual report that has materially affected, or is
                  reasonably likely to materially affect, the company's internal control over financial reporting; and


5.     The company's other certifying officers and I have disclosed, based on our most recent evaluation of internal
       control over financial reporting, to the company's auditors and the audit committee of the company's board of
       directors (or persons performing the equivalent functions):


          (a)     All significant deficiencies and material weaknesses in the design or operation of internal control
                  over financial reporting which are reasonably likely to adversely affect the company's ability to
                  record, process, summarize and report financial information; and


          (b)     Any fraud, whether or not material, that involves management or other employees who have a
                  significant role in the company's internal control over financial reporting.



Date:  June 30, 2005


                                 By:           /s/    NORIO WADA

                                                      Norio Wada
                                                       President
                                                Chief Executive Officer

--------------------------------------------------------------------------------

                                                                    Exhibit 12.2



                                 CERTIFICATIONS



I, Satoshi Miura, certify that:


1.     I have reviewed this annual report on Form 20-F of Nippon Telegraph and Telephone Corporation;


2.     Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a
       material fact necessary to make the statements made, in light of the circumstances under which such statements
       were made, not misleading with respect to the period covered by this report;


3.     Based on my knowledge, the financial statements, and other financial information included in this report, fairly
       present in all material respects the financial condition, results of operations and cash flows of the company as
       of, and for, the periods presented in this report;


4.     The company's other certifying officers and I are responsible for establishing and maintaining disclosure
       controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the company and have:


          (a)     Designed such disclosure controls and procedures, or caused such disclosure controls and procedures
                  to be designed under our supervision, to ensure that material information relating to the company,
                  including its consolidated subsidiaries, is made known to us by others within those entities,
                  particularly during the period in which this report is being prepared;


          (b)     Evaluated the effectiveness of the company's disclosure controls and procedures and presented in this
                  report our conclusions about the effectiveness of the disclosure controls and procedures, as of the
                  end of the period covered by this report based on such evaluation; and


          (c)     Disclosed in this report any change in the company's internal control over financial reporting that
                  occurred during the period covered by the annual report that has materially affected, or is
                  reasonably likely to materially affect, the company's internal control over financial reporting; and


5.     The company's other certifying officers and I have disclosed, based on our most recent evaluation of internal
       control over financial reporting, to the company's auditors and the audit committee of the company's board of
       directors (or persons performing the equivalent functions):


          (a)     All significant deficiencies and material weaknesses in the design or operation of internal control
                  over financial reporting which are reasonably likely to adversely affect the company's ability to
                  record, process, summarize and report financial information; and


          (b)     Any fraud, whether or not material, that involves management or other employees who have a
                  significant role in the company's internal control over financial reporting.



Date: June 30, 2005


                                 By:         /s/    SATOSHI MIURA

                                                     Satoshi Miura
                                            Senior Executive Vice President
                                                Chief Financial Officer

--------------------------------------------------------------------------------

                                                                    Exhibit 13.1



                   Nippon Telegraph and Telephone Corporation
    Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
                            (18 U.S.C. Section 1350)



Pursuant to the requirements of Section 906 of the Sarbanes-Oxley Act of 2002
(18 U.S.C. Sections 1350(a) and (b)), the undersigned hereby certifies as
follows:


      1.    I, Norio Wada, am the Chief Executive Officer of Nippon Telegraph and Telephone Corporation (the 
            "Company");


      2.    The Company's annual report on Form 20-F for the year ended March 31, 2005, accompanying this
            Certification, in the form filed with the Securities and Exchange Commission (the "Report"), fully complies
            with the requirements of Section 13(a) of the Securities Exchange Act of 1934, as amended; and


      3.    The information in the Report fairly presents, in all material respects, the financial condition and
            results of operations of the Company.



Dated:  June 30, 2005


                                 By:           /s/    NORIO WADA

                                                      Norio Wada
                                                       President
                                                Chief Executive Officer

--------------------------------------------------------------------------------

                                                                    Exhibit 13.2



                   Nippon Telegraph and Telephone Corporation
    Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
                            (18 U.S.C. Section 1350)



Pursuant to the requirements of Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. Sections 1350(a) and (b)), the 
undersigned hereby certifies as follows:


      1.    I, Satoshi Miura, am the Chief Financial Officer of Nippon Telegraph and Telephone Corporation (the 
            "Company");


      2.    The Company's annual report on Form 20-F for the year ended March 31, 2005, accompanying this
            Certification, in the form filed with the Securities and Exchange Commission (the "Report"), fully complies
            with the requirements of Section 13(a) of the Securities Exchange Act of 1934, as amended; and


      3.    The information in the Report fairly presents, in all material respects, the financial condition and
            results of operations of the Company.



Dated:  June 30, 2005


                                 By:         /s/    SATOSHI MIURA

                                                     Satoshi Miura
                                            Senior Executive Vice President
                                                Chief Financial Officer

--------------------------------------------------------------------------------

                                                                    Exhibit 14.1



            Consent of Independent Registered Public Accounting Firm



We hereby consent to the incorporation by reference in the Registration
Statement on Form F-3 (No. 333-8264) of Nippon Telegraph and Telephone
Corporation of our report dated June 29, 2005, relating to the financial
statements and financial statement schedule of Nippon Telegraph and Telephone
Corporation, which appears on page F-2 of this Form 20-F.



/s/    ChuoAoyama PricewaterhouseCoopers



Tokyo, Japan
June 29, 2005

--------------------------------------------------------------------------------

                                                                    Exhibit 14.2



            Consent of Independent Registered Public Accounting Firm



The Board of Directors
Nippon Telegraph and Telephone Corporation:



We consent to the incorporation by reference in the registration statement (No.
333-8264) on Form F-3 of Nippon Telegraph and Telephone Corporation of our
report dated June 21, 2005, with respect to the consolidated balance sheets of
NTT DoCoMo, Inc. as of March 31, 2004 and 2005, and the related consolidated
statements of income and comprehensive income, shareholders' equity and cash
flows for each of the years in the three-year period ended March 31, 2005, which
report appears in the March 31, 2005, annual report on Form 20-F of Nippon
Telegraph and Telephone Corporation.



/s/    KPMG AZSA & Co.



Tokyo, Japan
June 28, 2005


                      This information is provided by RNS
            The company news service from the London Stock Exchange
END

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