| 2400:4111:401:: | 2400:4111:401:ffff:ffff:ffff:ffff:ffff | NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION |
| 2400:4111:402:: | 2400:4111:ffff:ffff:ffff:ffff:ffff:ffff | NTT COMMUNICATIONS CORPORATION |
| 2400:4112:: | 2400:4112:400:ffff:ffff:ffff:ffff:ffff | NTT COMMUNICATIONS CORPORATION |
| 2400:4112:401:: | 2400:4112:401:ffff:ffff:ffff:ffff:ffff | FUJISOFT INCORPORATED |
| 2400:4112:402:: | 2400:4112:402:ffff:ffff:ffff:ffff:ffff | Orange System Hiroshima Co.LTD |
| 2400:4112:403:: | 2400:4112:ffff:ffff:ffff:ffff:ffff:ffff | NTT COMMUNICATIONS CORPORATION |
| 2400:4113:: | 2400:4113:ffff:ffff:ffff:ffff:ffff:ffff | NTT COMMUNICATIONS CORPORATION |
| 2400:4114:: | 2400:4114:3ff:ffff:ffff:ffff:ffff:ffff | NTT COMMUNICATIONS CORPORATION |
| 2400:4114:400:: | 2400:4114:400:ffff:ffff:ffff:ffff:ffff | Heimat Choir |
| 2400:4114:401:: | 2400:4114:ffff:ffff:ffff:ffff:ffff:ffff | NTT COMMUNICATIONS CORPORATION |