This has to be the most extraordinary list of quakes for one region that I've ever seen.
MAG UTC DATE-TIMEy/m/d h:m:s LATdeg LONdeg DEPTHkm Region
MAP 5.3 2011/03/11 22:42:59 37.627 143.801 27.4 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 22:36:57 37.097 143.796 25.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 4.6 2011/03/11 22:29:42 38.285 142.636 25.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 4.7 2011/03/11 22:08:14 40.152 142.219 47.5 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 21:41:58 37.279 142.351 10.1 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 4.8 2011/03/11 21:34:25 37.401 141.236 37.1 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 21:00:46 39.048 142.477 24.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 20:41:24 37.675 143.698 25.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 20:36:10 37.838 142.847 24.9 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 20:34:40 36.993 140.985 25.2 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 20:23:44 35.818 141.583 24.2 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.3 2011/03/11 20:11:23 39.025 142.645 8.7 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.6 2011/03/11 19:46:49 40.472 139.070 10.0 NEAR THE WEST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 19:45:24 37.653 141.548 25.2 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 19:31:56 36.962 138.367 10.3 EASTERN HONSHU, JAPAN
MAP 5.5 2011/03/11 19:24:29 35.770 140.639 24.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.1 2011/03/11 19:02:59 39.372 142.900 24.8 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.2 2011/03/11 18:59:15 37.037 138.355 10.0 NEAR THE WEST COAST OF HONSHU, JAPAN
MAP 4.9 2011/03/11 18:55:15 35.814 141.657 24.6 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 18:44:06 36.858 141.029 25.5 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 4.9 2011/03/11 18:43:14 40.139 143.061 89.7 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 4.9 2011/03/11 18:39:34 37.916 143.055 1.8 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.9 2011/03/11 18:17:06 36.218 141.685 25.4 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.7 2011/03/11 18:11:24 37.118 142.160 13.8 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 4.7 2011/03/11 18:02:39 36.793 143.212 24.9 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 17:50:01 37.648 144.991 25.8 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 17:32:14 37.137 144.572 24.8 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 17:30:48 37.418 141.099 24.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 17:23:57 36.015 141.888 24.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 17:17:00 37.111 144.145 26.4 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 4.8 2011/03/11 17:15:00 39.016 142.517 51.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 17:12:41 37.564 144.069 25.1 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 16:55:53 37.779 143.171 25.1 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 16:34:22 39.376 143.405 40.8 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 16:20:52 36.157 141.877 25.3 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 16:11:27 39.463 143.577 9.2 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.3 2011/03/11 16:04:53 39.236 144.320 25.5 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 15:55:23 36.626 142.162 24.8 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 15:50:59 37.409 142.217 24.9 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 15:46:02 36.022 141.958 19.7 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 15:42:05 36.066 141.515 15.8 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 4.9 2011/03/11 15:36:16 38.907 142.722 24.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 15:32:34 37.216 142.233 25.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.6 2011/03/11 15:19:38 36.233 141.856 25.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.2 2011/03/11 15:13:15 35.997 141.796 18.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 15:01:39 39.082 142.383 26.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.8 2011/03/11 14:56:16 35.979 141.367 25.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 14:54:04 35.919 141.819 24.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 14:44:08 36.655 140.769 25.1 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 14:26:31 37.431 142.254 13.2 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 14:20:20 37.947 143.183 25.2 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 14:10:39 37.575 141.963 25.5 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 14:00:38 36.151 140.845 30.8 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 4.9 2011/03/11 13:58:50 36.681 141.776 25.3 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 13:55:28 38.039 142.831 24.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.3 2011/03/11 13:48:38 38.426 143.061 25.1 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.6 2011/03/11 13:43:10 38.972 144.209 25.2 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 4.9 2011/03/11 13:42:27 37.410 142.009 25.3 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.6 2011/03/11 13:34:36 36.249 141.850 35.5 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 13:31:55 39.152 142.837 25.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.8 2011/03/11 13:16:50 36.304 141.730 30.1 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 13:15:45 37.393 141.882 30.1 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.3 2011/03/11 13:02:43 36.755 141.885 30.2 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.3 2011/03/11 12:59:21 36.128 141.768 24.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 12:54:52 38.502 142.120 36.7 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.6 2011/03/11 12:49:01 36.158 141.711 25.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.3 2011/03/11 12:34:22 36.912 143.736 39.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 12:33:19 38.374 142.590 29.7 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 12:28:45 36.166 141.664 29.3 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.3 2011/03/11 12:24:37 36.525 141.707 27.8 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.9 2011/03/11 12:12:53 38.052 142.542 21.6 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 12:04:16 36.351 142.700 38.4 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 11:56:16 36.356 141.504 39.4 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 11:54:02 36.982 142.535 45.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.8 2011/03/11 11:46:47 36.034 141.055 47.5 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.8 2011/03/11 11:44:28 36.709 142.231 31.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 6.5 2011/03/11 11:36:39 39.276 142.521 11.6 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.7 2011/03/11 11:21:02 35.759 140.913 25.2 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 11:16:51 36.614 141.894 36.6 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 11:13:12 36.451 141.789 18.2 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 11:10:58 35.534 141.856 27.7 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.6 2011/03/11 11:00:51 37.813 141.481 28.7 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.1 2011/03/11 10:58:06 39.060 142.213 30.3 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.0 2011/03/11 10:52:08 38.534 143.346 29.9 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 10:45:46 38.466 143.591 41.1 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.3 2011/03/11 10:35:36 37.044 141.298 25.8 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.9 2011/03/11 10:28:44 39.447 143.531 29.3 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.6 2011/03/11 10:20:27 36.966 142.289 21.7 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 6.0 2011/03/11 10:10:35 39.248 142.779 28.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 09:59:57 36.703 142.207 41.6 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 09:47:02 39.685 142.938 29.7 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 09:42:22 39.438 142.749 30.2 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 09:37:08 35.877 141.585 29.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 09:09:15 37.717 143.267 36.2 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 09:04:10 37.299 142.655 30.5 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.2 2011/03/11 09:00:20 37.056 141.966 20.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.4 2011/03/11 08:52:26 36.763 141.910 35.8 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 08:46:48 37.421 142.453 37.3 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.9 2011/03/11 08:40:56 37.465 141.122 38.6 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.1 2011/03/11 08:31:08 37.428 141.200 25.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.5 2011/03/11 08:19:24 36.200 142.000 19.9 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 6.2 2011/03/11 08:15:41 37.034 144.612 27.8 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 6.2 2011/03/11 08:12:05 36.606 141.557 19.8 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.5 2011/03/11 08:10:31 36.394 140.631 30.4 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.9 2011/03/11 08:01:59 37.071 142.734 22.6 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.6 2011/03/11 07:56:16 37.130 142.305 34.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.7 2011/03/11 07:54:45 37.742 141.565 45.3 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.8 2011/03/11 07:42:55 36.406 141.919 29.9 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.9 2011/03/11 07:38:27 39.250 142.783 29.1 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.1 2011/03/11 07:28:12 36.802 141.911 24.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.1 2011/03/11 07:25:33 37.916 144.621 15.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 6.3 2011/03/11 07:14:59 36.648 141.811 25.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 5.9 2011/03/11 07:13:47 36.051 142.347 28.5 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 5.8 2011/03/11 07:11:00 37.899 142.734 30.0 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 6.3 2011/03/11 06:57:15 35.758 140.992 30.2 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.3 2011/03/11 06:48:47 37.993 142.764 22.3 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 7.1 2011/03/11 06:25:51 38.106 144.553 19.7 OFF THE EAST COAST OF HONSHU, JAPAN
MAP 6.8 2011/03/11 06:15:40 36.186 141.192 35.0 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.4 2011/03/11 06:07:22 36.401 141.862 35.4 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 6.4 2011/03/11 06:06:11 39.025 142.316 25.1 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP 8.9 2011/03/11 05:46:24 38.322 142.369 24.4 NEAR THE EAST COAST OF HONSHU, JAPAN
Lord...