| 1. | Interconnection revenues are excluded. |
| 2. | Revenues of FLET'S ISDN and FLET'S ADSL are added to ISDN revenues and Telephone revenues, respectively. |
| 3. | In calculating ARPU of ISDN, the number of subscribers for INS-Net 1500 is multiplied by 10. |
| 4. | For the number of subscribers for each of ISDN and Telephone, total numbers of active user in each month are used. (see note1:2) |
| 5. | i-mode ARPU = ARPU generated purely from i-mode x (no. of active i-mode users/no. of active cellular phone users) No. of active users = (no. of subscribers at the end of previous quarter + no. of subscribers at the end of current quarter)/2 x no. of months |