A lot of aftershocks 
 
 MAP	5.9	2011/03/11 18:17:05 	  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 18:02:38 	  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 17:32:13 	  37.137	 144.572 	 24.8 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.1	2011/03/11 17:30:47 	  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 17:16:59 	  37.111	 144.145 	 26.4 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	4.8	2011/03/11 17:14:59 	  39.016	 142.517 	 51.9 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.0	2011/03/11 17:12:40 	  37.564	 144.069 	 25.1 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.0	2011/03/11 16:55:52 	  37.779	 143.171 	 25.1 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.0	2011/03/11 16:34:21 	  39.376	 143.405 	 40.8 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.0	2011/03/11 16:20:51 	  36.157	 141.877 	 25.3 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.5	2011/03/11 16:11:26 	  39.463	 143.577 	 9.2 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.3	2011/03/11 16:04:52 	  39.236	 144.320 	 25.5 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.0	2011/03/11 15:55:22 	  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 15:46:01 	  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 15:36:15 	  38.907	 142.722 	 24.9 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.2	2011/03/11 15:32:33 	  37.216	 142.233 	 25.0 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.6	2011/03/11 15:19:37 	  36.233	 141.856 	 25.0 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	6.2	2011/03/11 15:13:14 	  35.997	 141.796 	 18.9 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.0	2011/03/11 15:01:38 	  39.082	 142.383 	 26.0 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.8	2011/03/11 14:56:15 	  35.979	 141.367 	 25.0 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.4	2011/03/11 14:54:03 	  35.919	 141.819 	 24.9 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.1	2011/03/11 14:44:07 	  36.655	 140.769 	 25.1 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.4	2011/03/11 14:26:30 	  37.431	 142.254 	 13.2 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.1	2011/03/11 14:20:19 	  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 14:00:37 	  36.151	 140.845 	 30.8 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	4.9	2011/03/11 13:58:49 	  36.681	 141.776 	 25.3 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.2	2011/03/11 13:55:27 	  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 13:42:26 	  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 13:31:54 	  39.152	 142.837 	 25.0 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.8	2011/03/11 13:16:49 	  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 12:33:18 	  38.374	 142.590 	 29.7 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.2	2011/03/11 12:28:44 	  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	3.3	2011/03/11 12:15:07 	  51.200	-178.414 	 15.8 	 ANDREANOF ISLANDS, ALEUTIAN IS., ALASKA
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 11:46:46 	  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 11:16:50 	  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 11:10:57 	  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 10:58:05 	  39.060	 142.213 	 30.3 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.0	2011/03/11 10:52:07 	  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 10:35:35 	  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 10:10:34 	  39.248	 142.779 	 28.9 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.2	2011/03/11 09:59:56 	  36.703	 142.207 	 41.6 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.5	2011/03/11 09:47:01 	  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 09:09:14 	  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 09:00:19 	  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 08:46:47 	  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 08:31:07 	  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 08:15:40 	  37.034	 144.612 	 27.8 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	6.2	2011/03/11 08:12:04 	  36.606	 141.557 	 19.8 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.5	2011/03/11 08:10:30 	  36.394	 140.631 	 30.4 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	5.9	2011/03/11 08:01:58 	  37.071	 142.734 	 22.6 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.6	2011/03/11 07:56:15 	  37.130	 142.305 	 34.0 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	5.7	2011/03/11 07:54:44 	  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 07:38:26 	  39.250	 142.783 	 29.1 	 NEAR THE EAST COAST OF HONSHU, JAPAN
MAP	4.4	2011/03/11 07:36:12 	  51.262	-178.401 	 22.0 	 ANDREANOF ISLANDS, ALEUTIAN IS., ALASKA
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 07:10:59 	  37.899	 142.734 	 30.0 	 OFF THE EAST COAST OF HONSHU, JAPAN
MAP	6.3	2011/03/11 06:57:14 	  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 06:25:50 	  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 06:07:21 	  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 05:46:23 	  38.322	 142.369 	 24.4 	 NEAR THE EAST COAST OF HONSHU, JAPAN