J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2015-12-01 04:45:20 Off the northwest coast of Amami Oshima     10 3.61  
2015-12-01 15:22:19 Near the coast of Okinawa Island     50 3.62  
2015-12-02 01:08:08 Ibaraki-South     50 4.23  
2015-12-02 13:42:21 Off the coast of Miyagi     60 4.73  
2015-12-02 15:50:32 Off the coast of Sanriku     10 4.91  
2015-12-02 21:07:22 Off the east coast of Aomori     50 3.52  
2015-12-03 06:18:35 Off the coast of Miyagi     60 4.02  
2015-12-03 21:09:53 Off the west coast of Satsuma Peninsula     10 4.42  
2015-12-03 21:22:14 Off the east coast of Chiba     20 3.92  
2015-12-03 23:33:37 Near Taiwan     20 5.41  
2015-12-08 01:23:28 Off the coast of Ibaraki     50 4.43  
2015-12-08 07:47:20 Off the coast of Tokachi     10 3.92  
2015-12-08 14:59:11 Off the coast of Miyagi     40 4.12  
2015-12-08 15:08:40 Off the coast of Miyagi     40 4.32  
2015-12-08 18:29:11 Off the west coast of Satsuma Peninsula     130 4.83  
2015-12-09 12:06:10 Off the coast of Miyagi     40 4.12  
2015-12-09 12:27:29 Off the coast of Miyagi     40 3.92  
2015-12-09 22:06:01 Off the west coast of Satsuma Peninsula     10 3.81  
2015-12-10 00:27:49 Off the west coast of Satsuma Peninsula     10 3.61  
2015-12-11 03:12:11 Off the coast of Iwate     40 3.82  
2015-12-13 03:38:36 Off the west coast of Satsuma Peninsula     10 4.52  
2015-12-13 06:06:49 Off the coast of Miyagi     50 4.22  
2015-12-13 07:05:18 Off the west coast of Satsuma Peninsula     10 4.52  
2015-12-13 23:00:54 Off the coast of Ibaraki     40 3.51  
2015-12-14 15:02:36 Tottori-Central     10 3.53  
2015-12-15 07:31:49 Near the coast of Okinawa Island     20 3.72  
2015-12-15 09:20:37 Off the coast of Miyagi     30 3.61  
2015-12-16 00:54:18 Yamanashi East-Fuji 5 Lakes     20 3.52  
2015-12-16 06:54:56 Off the east coast of Osumi Peninsula     20 3.51  
2015-12-16 07:42:31 Off the coast of Miyagi     50 3.52  
2015-12-16 22:13:46 Off the southeast coast of Nemuro Peninsula     10 3.41  
2015-12-18 08:36:51 Off the east coast of Aomori     10 3.81  
2015-12-18 09:48:29 Off the coast of Ibaraki     50 3.52  
2015-12-19 03:42:05 Off the coast of Miyagi     70 3.72  
2015-12-19 11:45:24 Off the coast of Fukushima     30 4.22  
2015-12-19 20:49:22     10 3.73  
2015-12-20 09:18:56 Near the coast of Amami Oshima     30 4.13  
2015-12-20 12:46:02 Near the coast of Amami Oshima     30 4.13  
2015-12-20 14:00:55 Off the coast of Miyagi     40 3.62  
2015-12-21 12:08:31 Hyuganada     10 3.52  
2015-12-21 14:15:51 Off the coast of Fukushima     10 4.11  
2015-12-21 16:42:32 Off the coast of Fukushima     40 3.41  
2015-12-21 17:01:33 Off the coast of Fukushima     30 4.42  
2015-12-22 00:45:01 Off the coast of Fukushima     60 4.02  
2015-12-22 02:00:33 Off the coast of Miyagi     60 4.43  
2015-12-23 01:53:16 Off the southeast coast of Kyushu     10 3.7Unkn 
2015-12-23 08:34:59 Off the west coast of Ishikawa     360 3.5Unkn 
2015-12-23 09:34:50 Off the coast of Ibaraki     50 3.72  
2015-12-23 10:01:34 Oita-North     10 4.13  
2015-12-24 17:10:58 Off the coast of Miyagi     50 3.62  
2015-12-25 08:58:34 Off the east coast of Aomori     10 4.02  
2015-12-25 11:21:34     40 4.12  
2015-12-25 15:55:31 Off the coast of Iwate     30 4.12  
2015-12-26 01:43:12 Iwate Northern Coast     20 4.03  
2015-12-26 07:40:06 Off the northeast coast of Amami Oshima     40 5.02  
2015-12-26 17:07:05 Off the coast of Miyagi     60 3.52  
2015-12-26 22:13:01     30 4.13  
2015-12-26 23:21:43     30 4.23  
2015-12-28 20:08:43 Off the coast of Northwest Fukuoka     10 3.53  
2015-12-29 22:56:50 Off the east coast of Aomori     10 3.81  
2015-12-29 23:14:09 Off the coast of Fukushima     40 3.51  
2015-12-30 20:55:07 Off the east coast of Aomori     10 4.02  
2015-12-30 21:59:50 Off the southeast coast of Mie     360 4.1Unkn 
2015-12-31 14:13:25 Central Sea of Japan     350 3.3Unkn 
Archive Earthquake Data
  JMA (final quake data) EEW (preliminary reports)
2011 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2012 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2013 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2014 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2015 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2016 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2017 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7