| Issued at | Occurred at | Region Name | Magnitude | Maximum Seismic Intensity (JMA Seismic Intensity) |
|---|---|---|---|---|
| 19:57 JST 12 Mar 2011 | 19:53 JST 12 Mar 2011 | Iwate-ken Oki | M5.8 | 4 |
| 19:11 JST 12 Mar 2011 | 19:08 JST 12 Mar 2011 | Nagano-ken Hokubu | M4.1 | 4 |
| 18:45 JST 12 Mar 2011 | 18:41 JST 12 Mar 2011 | Sanriku Oki | M5.1 | 3 |
| 18:39 JST 12 Mar 2011 | 18:36 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.7 | 3 |
| 16:41 JST 12 Mar 2011 | 16:35 JST 12 Mar 2011 | Fukushima-ken Oki | M4.8 | 3 |
| 16:00 JST 12 Mar 2011 | 15:57 JST 12 Mar 2011 | Tokyo-wan | M4.3 | 3 |
| 15:47 JST 12 Mar 2011 | 15:44 JST 12 Mar 2011 | Ibaraki-ken Oki | M4.7 | 3 |
| 15:45 JST 12 Mar 2011 | 15:40 JST 12 Mar 2011 | Ibaraki-ken Oki | M4.3 | 3 |
| 15:23 JST 12 Mar 2011 | 15:19 JST 12 Mar 2011 | Iwate-ken Oki | M5.4 | 4 |
| 14:57 JST 12 Mar 2011 | 14:55 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M4.0 | 4 |
| 14:53 JST 12 Mar 2011 | 14:50 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.4 | 3 |
| 14:48 JST 12 Mar 2011 | 14:45 JST 12 Mar 2011 | Fukushima-ken Oki | M4.5 | 3 |
| 14:19 JST 12 Mar 2011 | 14:14 JST 12 Mar 2011 | Ibaraki-ken Hokubu | M4.9 | 3 |
| 13:46 JST 12 Mar 2011 | 13:43 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.7 | 3 |
| 13:11 JST 12 Mar 2011 | 13:06 JST 12 Mar 2011 | Miyagi-ken Oki | M5.2 | 3 |
| 12:59 JST 12 Mar 2011 | 12:54 JST 12 Mar 2011 | Ibaraki-ken Oki | M5.1 | 3 |
| 12:44 JST 12 Mar 2011 | 12:41 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.0 | 3 |
| 12:15 JST 12 Mar 2011 | 12:12 JST 12 Mar 2011 | Ibaraki-ken Oki | M5.6 | 3 |
| 12:07 JST 12 Mar 2011 | 12:02 JST 12 Mar 2011 | Iwate-ken Oki | M5.8 | 3 |
| 11:55 JST 12 Mar 2011 | 11:52 JST 12 Mar 2011 | Fukushima-ken Oki | M5.0 | 3 |
| 11:47 JST 12 Mar 2011 | 11:43 JST 12 Mar 2011 | Iwate-ken Oki | M5.2 | 3 |
| 11:37 JST 12 Mar 2011 | 11:34 JST 12 Mar 2011 | Fukushima-ken Oki | M5.2 | 3 |
| 11:36 JST 12 Mar 2011 | 11:30 JST 12 Mar 2011 | Sanriku Oki | M5.3 | 3 |
| 11:23 JST 12 Mar 2011 | 11:19 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M2.8 | 3 |
| 10:52 JST 12 Mar 2011 | 10:46 JST 12 Mar 2011 | Fukushima-ken Oki | M6.4 | 3 |
| 10:45 JST 12 Mar 2011 | 10:42 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.6 | 4 |
| 10:39 JST 12 Mar 2011 | 10:35 JST 12 Mar 2011 | Sanriku Oki | M5.8 | 3 |
| 10:36 JST 12 Mar 2011 | 10:33 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M4.0 | 3 |
| 10:21 JST 12 Mar 2011 | 10:17 JST 12 Mar 2011 | Ibaraki-ken Oki | M4.3 | 3 |
| 10:16 JST 12 Mar 2011 | 10:14 JST 12 Mar 2011 | Fukushima-ken Oki | M4.5 | 4 |
| 10:14 JST 12 Mar 2011 | 10:12 JST 12 Mar 2011 | Fukushima-ken Hamadori | M4.8 | 3 |
| 10:07 JST 12 Mar 2011 | 10:04 JST 12 Mar 2011 | Miyagi-ken Oki | M4.8 | 3 |
| 09:32 JST 12 Mar 2011 | 09:29 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M2.7 | 3 |
| 09:28 JST 12 Mar 2011 | 09:25 JST 12 Mar 2011 | Fukushima-ken Oki | M4.9 | 3 |
| 09:06 JST 12 Mar 2011 | 09:01 JST 12 Mar 2011 | Niijima-Kozushima Kinkai | M3.7 | -- |
| 09:03 JST 12 Mar 2011 | 08:59 JST 12 Mar 2011 | Ibaraki-ken Oki | M5.5 | 3 |
| 09:01 JST 12 Mar 2011 | 08:57 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.4 | 3 |
| 09:00 JST 12 Mar 2011 | 08:55 JST 12 Mar 2011 | Fukushima-ken Oki | M4.7 | 3 |
| 08:36 JST 12 Mar 2011 | 08:32 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.9 | 4 |
| 08:29 JST 12 Mar 2011 | 08:25 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.4 | 3 |
| 08:17 JST 12 Mar 2011 | 08:11 JST 12 Mar 2011 | Fukushima-ken Hamadori | M4.8 | 4 |
| 08:11 JST 12 Mar 2011 | 08:05 JST 12 Mar 2011 | Iwate-ken Engan-hokubu | M4.7 | 3 |
| 07:39 JST 12 Mar 2011 | 07:36 JST 12 Mar 2011 | Ibaraki-ken Oki | M4.6 | 3 |
| 07:21 JST 12 Mar 2011 | 07:18 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.9 | 4 |
| 07:17 JST 12 Mar 2011 | 07:14 JST 12 Mar 2011 | Nagano-ken Hokubu | M4.1 | 4 |
| 07:04 JST 12 Mar 2011 | 07:01 JST 12 Mar 2011 | Nagano-ken Hokubu | M4.0 | 4 |
| 07:00 JST 12 Mar 2011 | 06:55 JST 12 Mar 2011 | Fukushima-ken Oki | M3.9 | 3 |
| 06:53 JST 12 Mar 2011 | 06:48 JST 12 Mar 2011 | Ibaraki-ken Oki | M4.6 | 3 |
| 06:39 JST 12 Mar 2011 | 06:34 JST 12 Mar 2011 | Fukushima-ken Oki | M4.8 | 4 |
| 06:39 JST 12 Mar 2011 | 06:34 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M4.2 | 3 |
| 06:35 JST 12 Mar 2011 | 06:30 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.0 | 4 |
| 06:32 JST 12 Mar 2011 | 06:25 JST 12 Mar 2011 | Nagano-ken Hokubu | M2.5 | 3 |
| 06:25 JST 12 Mar 2011 | 06:18 JST 12 Mar 2011 | Kanagawa-ken Seibu | M2.0 | -- |
| 06:23 JST 12 Mar 2011 | 06:19 JST 12 Mar 2011 | Nagano-ken Hokubu | M4.1 | 3 |
| 06:15 JST 12 Mar 2011 | 06:11 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.5 | 4 |
| 06:05 JST 12 Mar 2011 | 06:01 JST 12 Mar 2011 | Miyagi-ken Oki | M5.4 | 3 |
| 06:02 JST 12 Mar 2011 | 05:57 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.2 | 3 |
| 05:55 JST 12 Mar 2011 | 05:51 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.0 | 3 |
| 05:46 JST 12 Mar 2011 | 05:42 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M5.3 | 6- |
| 05:38 JST 12 Mar 2011 | 05:34 JST 12 Mar 2011 | Fukushima-ken Oki | M5.0 | 3 |
| 05:32 JST 12 Mar 2011 | 05:25 JST 12 Mar 2011 | Fukushima-ken Oki | M4.9 | 3 |
| 05:23 JST 12 Mar 2011 | 05:21 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.7 | 3 |
| 05:17 JST 12 Mar 2011 | 05:11 JST 12 Mar 2011 | Sanriku Oki | M6.1 | 3 |
| 05:13 JST 12 Mar 2011 | 05:08 JST 12 Mar 2011 | Akita-ken Oki | M5.0 | 3 |
| 05:06 JST 12 Mar 2011 | 05:03 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.9 | 3 |
| 05:01 JST 12 Mar 2011 | 04:57 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.8 | 3 |
| 04:55 JST 12 Mar 2011 | 04:47 JST 12 Mar 2011 | Akita-ken Oki | M6.4 | 4 |
| 04:52 JST 12 Mar 2011 | 04:47 JST 12 Mar 2011 | Akita-ken Oki | M6.4 | 4 |
| 04:51 JST 12 Mar 2011 | 04:45 JST 12 Mar 2011 | Fukushima-ken Oki | M5.2 | 4 |
| 04:48 JST 12 Mar 2011 | 04:44 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M4.4 | 4 |
| 04:46 JST 12 Mar 2011 | 04:42 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.3 | 3 |
| 04:41 JST 12 Mar 2011 | 04:35 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.7 | 3 |
| 04:35 JST 12 Mar 2011 | 04:32 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M5.8 | 6- |
| 04:33 JST 12 Mar 2011 | 04:28 JST 12 Mar 2011 | Nagano-ken Hokubu | M3.4 | 3 |
| 04:28 JST 12 Mar 2011 | 04:24 JST 12 Mar 2011 | Chiba-ken Toho-oki | M5.7 | 4 |
| 04:24 JST 12 Mar 2011 | 04:21 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.9 | 3 |
| 04:22 JST 12 Mar 2011 | 04:16 JST 12 Mar 2011 | Fukushima-ken Oki | M4.1 | 3 |
| 04:20 JST 12 Mar 2011 | 04:16 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M3.7 | 3 |
| 04:16 JST 12 Mar 2011 | 04:12 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M4.3 | 4 |
| 04:15 JST 12 Mar 2011 | 04:09 JST 12 Mar 2011 | Nagano-ken Hokubu | M4.5 | 4 |
| 04:10 JST 12 Mar 2011 | 04:03 JST 12 Mar 2011 | Sanriku Oki | M6.2 | 4 |
| 04:03 JST 12 Mar 2011 | 03:59 JST 12 Mar 2011 | Niigata-ken Chuetsu-chiho | M6.6 | 6+ |
| 03:48 JST 12 Mar 2011 | 03:44 JST 12 Mar 2011 | Fukushima-ken Oki | M5.0 | 4 |
| 03:43 JST 12 Mar 2011 | 03:40 JST 12 Mar 2011 | Ibaraki-ken Oki | M4.1 | 3 |
| 03:16 JST 12 Mar 2011 | 03:11 JST 12 Mar 2011 | Fukushima-ken Oki | M6.0 | 3 |
| 02:59 JST 12 Mar 2011 | 02:56 JST 12 Mar 2011 | Fukushima-ken Oki | M4.4 | 4 |
| 02:34 JST 12 Mar 2011 | 02:30 JST 12 Mar 2011 | Fukushima-ken Oki | M5.1 | 4 |
| 02:21 JST 12 Mar 2011 | 02:15 JST 12 Mar 2011 | Miyagi-ken Oki | M4.9 | 3 |
| 01:10 JST 12 Mar 2011 | 01:05 JST 12 Mar 2011 | Fukushima-ken Oki | M4.6 | 3 |
| 01:05 JST 12 Mar 2011 | 00:58 JST 12 Mar 2011 | Fukushima-ken Oki | M4.2 | 3 |
| 00:45 JST 12 Mar 2011 | 00:42 JST 12 Mar 2011 | Ibaraki-ken Oki | M5.5 | 3 |
| 00:28 JST 12 Mar 2011 | 00:24 JST 12 Mar 2011 | Gumma-ken Hokubu | M4.3 | 4 |
| 00:24 JST 12 Mar 2011 | 00:19 JST 12 Mar 2011 | Ibaraki-ken Oki | M6.2 | 3 |
| 00:22 JST 12 Mar 2011 | 00:15 JST 12 Mar 2011 | Ibaraki-ken Oki | M5.4 | 3 |
| 00:17 JST 12 Mar 2011 | 00:13 JST 12 Mar 2011 | Ibaraki-ken Oki | M6.6 | 4 |
| 00:12 JST 12 Mar 2011 | 00:06 JST 12 Mar 2011 | Fukushima-ken Oki | M5.3 | 3 |
| 00:01 JST 12 Mar 2011 | 23:54 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.9 | 3 |
| 23:48 JST 11 Mar 2011 | 23:44 JST 11 Mar 2011 | Ibaraki-ken Oki | M4.8 | 4 |
| 23:14 JST 11 Mar 2011 | 23:10 JST 11 Mar 2011 | Fukushima-ken Oki | M5.1 | 3 |
| 23:04 JST 11 Mar 2011 | 23:00 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.4 | 4 |
| 23:00 JST 11 Mar 2011 | 22:56 JST 11 Mar 2011 | Fukushima-ken Oki | M5.3 | 3 |
| 22:50 JST 11 Mar 2011 | 22:47 JST 11 Mar 2011 | Fukushima-ken Oki | M4.9 | 3 |
| 22:42 JST 11 Mar 2011 | 22:33 JST 11 Mar 2011 | Fukushima-ken Oki | M4.5 | 4 |
| 22:34 JST 11 Mar 2011 | 22:29 JST 11 Mar 2011 | Fukushima-ken Oki | M4.5 | 3 |
| 22:20 JST 11 Mar 2011 | 22:17 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.7 | 3 |
| 21:59 JST 11 Mar 2011 | 21:55 JST 11 Mar 2011 | Miyagi-ken Oki | M5.1 | 3 |
| 21:37 JST 11 Mar 2011 | 21:33 JST 11 Mar 2011 | Sanriku Oki | M5.2 | 3 |
| 21:26 JST 11 Mar 2011 | 21:21 JST 11 Mar 2011 | Fukushima-ken Oki | M4.9 | 4 |
| 21:20 JST 11 Mar 2011 | 21:16 JST 11 Mar 2011 | Iwate-ken Oki | M6.0 | 4 |
| 21:18 JST 11 Mar 2011 | 21:13 JST 11 Mar 2011 | Miyagi-ken Oki | M6.1 | 4 |
| 21:04 JST 11 Mar 2011 | 20:58 JST 11 Mar 2011 | Iwate-ken Oki | M5.5 | 4 |
| 20:51 JST 11 Mar 2011 | 20:46 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.4 | 3 |
| 20:46 JST 11 Mar 2011 | 20:39 JST 11 Mar 2011 | Miyagi-ken Oki | M5.6 | 4 |
| 20:41 JST 11 Mar 2011 | 20:37 JST 11 Mar 2011 | Iwate-ken Oki | M6.4 | 5- |
| 20:35 JST 11 Mar 2011 | 20:31 JST 11 Mar 2011 | Miyagi-ken Nambu | M5.3 | 4 |
| 20:25 JST 11 Mar 2011 | 20:21 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.6 | 4 |
| 20:22 JST 11 Mar 2011 | 20:17 JST 11 Mar 2011 | Fukushima-ken Oki | M5.7 | 3 |
| 20:16 JST 11 Mar 2011 | 20:10 JST 11 Mar 2011 | Tochigi-ken Hokubu | M3.8 | 3 |
| 20:10 JST 11 Mar 2011 | 20:07 JST 11 Mar 2011 | Ibaraki-ken Oki | M4.7 | 3 |
| 20:05 JST 11 Mar 2011 | 20:01 JST 11 Mar 2011 | Fukushima-ken Oki | M5.5 | 4 |
| 19:50 JST 11 Mar 2011 | 19:46 JST 11 Mar 2011 | Ibaraki-ken Oki | M4.9 | 3 |
| 19:40 JST 11 Mar 2011 | 19:35 JST 11 Mar 2011 | Fukushima-ken Oki | M5.1 | 4 |
| 19:25 JST 11 Mar 2011 | 19:21 JST 11 Mar 2011 | Fukushima-ken Oki | M5.5 | 3 |
| 19:20 JST 11 Mar 2011 | 19:13 JST 11 Mar 2011 | Miyagi-ken Oki | M5.3 | 3 |
| 19:15 JST 11 Mar 2011 | 19:11 JST 11 Mar 2011 | Iwate-ken Nairiku-nambu | M5.7 | 4 |
| 19:12 JST 11 Mar 2011 | 19:09 JST 11 Mar 2011 | Ishikawa-ken Kaga-chiho | M4.1 | 3 |
| 19:02 JST 11 Mar 2011 | 18:57 JST 11 Mar 2011 | Ibaraki-ken Oki | M4.7 | 3 |
| 19:00 JST 11 Mar 2011 | 18:55 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.3 | 3 |
| 18:56 JST 11 Mar 2011 | 18:52 JST 11 Mar 2011 | Fukushima-ken Oki | M4.8 | 3 |
| 18:47 JST 11 Mar 2011 | 18:42 JST 11 Mar 2011 | Sanriku Oki | M5.6 | 3 |
| 18:41 JST 11 Mar 2011 | 18:37 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.4 | -- |
| 18:38 JST 11 Mar 2011 | 18:34 JST 11 Mar 2011 | Fukushima-ken Oki | M4.8 | 3 |
| 18:32 JST 11 Mar 2011 | 18:27 JST 11 Mar 2011 | Miyagi-ken Oki | M5.3 | 3 |
| 18:25 JST 11 Mar 2011 | 18:19 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.1 | 3 |
| 18:21 JST 11 Mar 2011 | 18:15 JST 11 Mar 2011 | Fukushima-ken Oki | M4.8 | 3 |
| 18:07 JST 11 Mar 2011 | 18:04 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.1 | 3 |
| 18:03 JST 11 Mar 2011 | 17:58 JST 11 Mar 2011 | Tochigi-ken Hokubu | M4.1 | 3 |
| 18:01 JST 11 Mar 2011 | 17:54 JST 11 Mar 2011 | Fukushima-ken Oki | M4.8 | 3 |
| 17:52 JST 11 Mar 2011 | 17:47 JST 11 Mar 2011 | Fukushima-ken Oki | M6.0 | 3 |
| 17:45 JST 11 Mar 2011 | 17:41 JST 11 Mar 2011 | Fukushima-ken Oki | M5.8 | 5+ |
| 17:38 JST 11 Mar 2011 | 17:35 JST 11 Mar 2011 | Ibaraki-ken Oki | M5.5 | 3 |
| 17:34 JST 11 Mar 2011 | 17:31 JST 11 Mar 2011 | Fukushima-ken Oki | M5.8 | 4 |
| 17:23 JST 11 Mar 2011 | 17:19 JST 11 Mar 2011 | Ibaraki-ken Oki | M6.7 | 4 |
| 17:15 JST 11 Mar 2011 | 17:12 JST 11 Mar 2011 | Ibaraki-ken Oki | M6.4 | 4 |
| 17:09 JST 11 Mar 2011 | 17:05 JST 11 Mar 2011 | Fukushima-ken Oki | M5.8 | 3 |
| 17:00 JST 11 Mar 2011 | 16:54 JST 11 Mar 2011 | Fukushima-ken Oki | M5.5 | 3 |
| 16:44 JST 11 Mar 2011 | 16:38 JST 11 Mar 2011 | Iwate-ken Oki | M5.9 | 4 |
| 16:34 JST 11 Mar 2011 | 16:29 JST 11 Mar 2011 | Sanriku Oki | M6.6 | 5+ |
| 16:20 JST 11 Mar 2011 | 16:15 JST 11 Mar 2011 | Fukushima-ken Oki | M6.8 | 4 |
| 16:13 JST 11 Mar 2011 | 16:04 JST 11 Mar 2011 | Iwate-ken Oki | M5.8 | 4 |
| 16:02 JST 11 Mar 2011 | 15:57 JST 11 Mar 2011 | Ibaraki-ken Oki | M6.1 | 4 |
| 15:59 JST 11 Mar 2011 | 15:49 JST 11 Mar 2011 | Iwate-ken Oki | M5.8 | 3 |
| 15:51 JST 11 Mar 2011 | 15:46 JST 11 Mar 2011 | Miyagi-ken Oki | M5.7 | 4 |
| 15:47 JST 11 Mar 2011 | 15:41 JST 11 Mar 2011 | Iwate-ken Oki | M5.7 | 4 |
| 15:45 JST 11 Mar 2011 | 15:41 JST 11 Mar 2011 | Iwate-ken Oki | M5.7 | 3 |
| 15:32 JST 11 Mar 2011 | 15:26 JST 11 Mar 2011 | Sanriku Oki | M7.2 | 4 |
| 15:24 JST 11 Mar 2011 | 15:15 JST 11 Mar 2011 | Ibaraki-ken Oki | M7.4 | 6- |
| 15:17 JST 11 Mar 2011 | 15:06 JST 11 Mar 2011 | Sanriku Oki | M7.0 | 5- |
| 15:01 JST 11 Mar 2011 | 14:46 JST 11 Mar 2011 | Sanriku Oki | M7.9 | 7 |
| 14:53 JST 11 Mar 2011 | 14:46 JST 11 Mar 2011 | Sanriku Oki | M7.9 | 7 |
| 03:17 JST 11 Mar 2011 | 03:14 JST 11 Mar 2011 | Miyagi-ken Hokubu | M3.5 | 3 |
| 06:29 JST 10 Mar 2011 | 06:24 JST 10 Mar 2011 | Sanriku Oki | M6.6 | 4 |
| 03:51 JST 10 Mar 2011 | 03:45 JST 10 Mar 2011 | Sanriku Oki | M6.1 | 3 |
| 13:42 JST 09 Mar 2011 | 13:37 JST 09 Mar 2011 | Sanriku Oki | M6.1 | 3 |
| 12:24 JST 09 Mar 2011 | 12:19 JST 09 Mar 2011 | Sanriku Oki | M5.3 | -- |
| 12:17 JST 09 Mar 2011 | 12:08 JST 09 Mar 2011 | Sanriku Oki | M5.9 | -- |
| 12:11 JST 09 Mar 2011 | 12:02 JST 09 Mar 2011 | Sanriku Oki | M5.2 | -- |
| 12:03 JST 09 Mar 2011 | 11:57 JST 09 Mar 2011 | Sanriku Oki | M6.3 | 3 |
| 11:57 JST 09 Mar 2011 | 11:45 JST 09 Mar 2011 | Sanriku Oki | M7.2 | 5- |
| 11:51 JST 09 Mar 2011 | 11:45 JST 09 Mar 2011 | Sanriku Oki | M7.2 | 5- |
| 19:18 JST 07 Mar 2011 | 19:13 JST 07 Mar 2011 | Tokara-retto Kinkai | M5.0 | 3 |
| 18:54 JST 07 Mar 2011 | 18:49 JST 07 Mar 2011 | Tokara-retto Kinkai | M4.5 | 3 |