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1. Number of Subscribers |

| Notes : 1 |
No. of Telephone Subscriber Lines is the total of individual lines
and central station lines (Subscriber Telephone Light Plan is included). |
| 2 |
In terms of No. of channels, transmission rate, and line use rate (base rate),
INS-Net 1500 is in all cases roughly ten times greater than INS-Net 64. For this
reason, one INS-Net 1500 subscription is calculated as ten INS-Net 64 subscriptions. |
| 3 |
No. of B FLET'S includes FLET's Hikari Premium provided by NTT West. |
| 4 |
No. of Optical IP Phone Services is calculated by No. of thousand channels. |
| 5 |
NTT Group Major ISPs include WAKWAK, InfoSphere and Dreamnet, aside from
OCN and Plala. |
| 6 |
Due to revisions in the counting method for Plala, the actual number of NTT
Group's major ISPs and Plala users as of Mar. 31, 2004 has been revised from
6,167 thousand for NTT Group's major ISPs and 1,750 thousands for Plala. The
revised numbers of NTT Group's major ISPs as of Jun. 30, 2004, Sept. 30, 2004,
and Dec.31, 2004 are 6,189 thousands, 6,413 thousands, and 6,658 thousands, and
those of Plala are 1,630 thousands, 1,750 thousands, and 1,840 thousands. |
| 7 |
No. of DoPa single service subscribers, which had not been
included in previous reports, has been included in the No. of mova subscribers
from the results as of Sept. 30, 2004 in order to standardize the definition
of subscribers used by all of the mobile operators in Japan. Relevant item as
of Mar. 31, 2004 has been modified by adding DoPa single service subscribers
to the previously announced Numbers. DoPa single service subscribers are 401
thousand as of Mar. 31, 2004, 544 thousand as of Mar. 31, 2005, and 730 thousand
as of Mar. 31, 2006 (Forecast). |
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* Partial listing only. |
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Copyright (c) 2005 Nippon telegraph and telephone corporation
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