| 2001:240:1f2:21:: | 2001:240:1f2:21:ffff:ffff:ffff:ffff | Shinshu Otani Educational Institution |
| 2001:240:1f2:22:: | 2001:240:1f2:24:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f2:25:: | 2001:240:1f2:25:ffff:ffff:ffff:ffff | KOEI TECMO GAMES CO., LTD. |
| 2001:240:1f2:26:: | 2001:240:1f2:26:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f2:27:: | 2001:240:1f2:27:ffff:ffff:ffff:ffff | Kyoto Information Processing Service co., ltd. |
| 2001:240:1f2:28:: | 2001:240:1f2:28:ffff:ffff:ffff:ffff | Hitachi Solutions, Ltd. |
| 2001:240:1f2:29:: | 2001:240:1f2:29:ffff:ffff:ffff:ffff | Sumitomo Mitsui DS Asset Management Company, Lim.. |
| 2001:240:1f2:2a:: | 2001:240:1f2:2a:ffff:ffff:ffff:ffff | KYOSAI TECHNOS CO., LTD. |
| 2001:240:1f2:2b:: | 2001:240:1f2:2b:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f2:2c:: | 2001:240:1f2:2c:ffff:ffff:ffff:ffff | MORIMOTO CORPORATION |