| ASN | Organisation | IPs |
|---|---|---|
| AS2497 | Internet Initiative Japan Inc. | 28,672 |
| AS2907 | Research Organization of Information and Systems National Institute of Informatics | 26,368 |
| AS7687 | Toyota Systems Corporation | 6,144 |
| AS17505 | SoftBank Corp. | 1,024 |
| AS18091 | Teikyo University | 1,024 |
| AS23629 | Obihiro City Cable Co. Ltd. | 1,024 |
| AS2514 | NTT PC Communications Inc. | 512 |
| AS131912 | Cybozu Inc. | 256 |
| AS15830 | Equinix (EMEA) Acquisition Enterprises B.V. | 256 |
| AS55890 | Suntory Business Systems Ltd. | 256 |