| 2001:2f8:201:: | 2001:2f8:20e:ffff:ffff:ffff:ffff:ffff | National Institute of Informatics |
| 2001:2f8:20f:: | 2001:2f8:20f:ffff:ffff:ffff:ffff:ffff | National Institute of Informatics |
| 2001:2f8:210:: | 2001:2f8:fff:ffff:ffff:ffff:ffff:ffff | Research Organization of Information and Systems.. |
| 2001:2f8:1000:: | 2001:2f8:1000:ffff:ffff:ffff:ffff:ffff | Kanagawa University |
| 2001:2f8:1001:: | 2001:2f8:1001:ffff:ffff:ffff:ffff:ffff | Ryukoku University |
| 2001:2f8:1002:: | 2001:2f8:1002:ffff:ffff:ffff:ffff:ffff | Okayama University |
| 2001:2f8:1003:: | 2001:2f8:1003:ffff:ffff:ffff:ffff:ffff | Fukui National College of Technology |
| 2001:2f8:1004:: | 2001:2f8:1004:ffff:ffff:ffff:ffff:ffff | KOGAKUIN University |
| 2001:2f8:1005:: | 2001:2f8:1005:ffff:ffff:ffff:ffff:ffff | local24 Inc, |
| 2001:2f8:1006:: | 2001:2f8:1006:ffff:ffff:ffff:ffff:ffff | Tohoku University |