| 2001:240:1f1:c:: | 2001:240:1f1:f:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:10:: | 2001:240:1f1:10:ffff:ffff:ffff:ffff | Farmind Corporation |
| 2001:240:1f1:11:: | 2001:240:1f1:11:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:12:: | 2001:240:1f1:12:ffff:ffff:ffff:ffff | CHINTAI Corporation |
| 2001:240:1f1:13:: | 2001:240:1f1:15:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:16:: | 2001:240:1f1:17:ffff:ffff:ffff:ffff | SOGO MEDICAL CO., LTD. |
| 2001:240:1f1:18:: | 2001:240:1f1:18:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:19:: | 2001:240:1f1:19:ffff:ffff:ffff:ffff | Sompo Care Inc. |
| 2001:240:1f1:1a:: | 2001:240:1f1:1a:ffff:ffff:ffff:ffff | Konami Business Expert Co., Ltd. |
| 2001:240:1f1:1b:: | 2001:240:1f1:1c:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |