| 2001:240:1f1:54:: | 2001:240:1f1:59:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:5a:: | 2001:240:1f1:5a:ffff:ffff:ffff:ffff | FALCO biosystems Ltd. |
| 2001:240:1f1:5b:: | 2001:240:1f1:5b:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:5c:: | 2001:240:1f1:5c:ffff:ffff:ffff:ffff | Toyota Working EDI Promotional Association |
| 2001:240:1f1:5d:: | 2001:240:1f1:60:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:61:: | 2001:240:1f1:61:ffff:ffff:ffff:ffff | NTT DATA SEKISUI SYSTEMS CORPORATION |
| 2001:240:1f1:62:: | 2001:240:1f1:64:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:65:: | 2001:240:1f1:65:ffff:ffff:ffff:ffff | Yasuda Logistics Corporation |
| 2001:240:1f1:66:: | 2001:240:1f1:67:ffff:ffff:ffff:ffff | Internet Initiative Japan Inc. |
| 2001:240:1f1:68:: | 2001:240:1f1:68:ffff:ffff:ffff:ffff | KOEI TECMO GAMES CO., LTD. |