Attachment May 11, 2007 Nippon Telegraph and Telephone Corporation NTT's Shares and Shareholders (as of March 31, 2007) 1.  Classification of Shareholders Notes : 1. "Other Domestic Corporations" includes 3,936 shares under the name of Japan Securities Depository Center, and "Odd-Lot Shares" includes0.72 shares under the name of Japan Securities Depository Center.   2. "Domestic Individuals, etc." includes 1,921,545 shares of treasury stock, and "Odd-Lot Shares" includes 0.08 shares of treasury stock. The actual number of treasury stock shares at the end of March 31, 2007 was 1,921,540.08.   3. The number of shareholders who own only odd-lot shares is 312,014. 2.  Classification by Number of Shares Notes : 1. "At Least 1,000" includes 3,936 shares under the name of the Japan Securities Depository Center, and "Odd-Lot Shares" includes 0.72 shares under the name of Japan Securities Depository Center.   2. "At Least 1,000" includes 1,921,545 shares of treasury stock, and "Odd-Lot Shares" includes0.08 shares of treasury stock. 3.  Principal Shareholders Note : The Company's holdings of treasury stock (1,921,540.08 shares) are not included in the above figures. Copyright (c) 2007 Nippon telegraph and telephone corporation