| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:17:5C | MA-L | 16.8 million | JP | 6 Mar 2006 |
| 00:1C:EE | MA-L | 16.8 million | JP | 16 Jun 2007 |
| 00:22:F3 | MA-L | 16.8 million | JP | 30 Jul 2008 |
| 08:00:1F | MA-L | 16.8 million | JP | 22 Apr 1998 |
| 14:50:51 | MA-L | 16.8 million | JP | 2 Dec 2020 |
| 24:26:42 | MA-L | 16.8 million | JP | 7 Nov 2013 |
| 24:31:84 | MA-L | 16.8 million | JP | 17 Jul 2015 |
| 28:84:FA | MA-L | 16.8 million | JP | 9 Oct 2014 |
| 34:5A:06 | MA-L | 16.8 million | JP | 17 Oct 2017 |
| 34:F6:2D | MA-L | 16.8 million | JP | 17 Nov 2012 |
| 68:79:ED | MA-L | 16.8 million | JP | 17 Dec 2010 |
| 78:1C:5A | MA-L | 16.8 million | JP | 30 Dec 2011 |
| 7A:35:EA | CID | 16.8 million | JP | 2 Dec 2020 |
| 80:38:96 | MA-L | 16.8 million | JP | 21 Nov 2015 |
| 8C:52:19 | MA-L | 16.8 million | JP | 21 May 2022 |
| 90:E4:B0 | MA-L | 16.8 million | JP | 17 Sep 2024 |
| 9C:C7:D1 | MA-L | 16.8 million | JP | 28 Jun 2011 |
| A0:DD:E5 | MA-L | 16.8 million | JP | 3 Jun 2010 |
| AC:A8:8E | MA-L | 16.8 million | JP | 26 Jun 2019 |
| BC:B1:81 | MA-L | 16.8 million | JP | 24 Sep 2009 |
| F0:9F:FC | MA-L | 16.8 million | JP | 28 Apr 2018 |
Every block registered to SHARP Corporation in the IEEE registries, complete. Free-text search also matches former owners.