J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2015-12-01 04:44:17 Off the northwest coast of Amami Oshima     10 3.61  
2015-12-01 15:21:18 Near the coast of Okinawa Island     50 3.62  
2015-12-02 01:07:15 Southern Ibaraki     50 4.23  
2015-12-02 13:41:19 Off the coast of Miyagi     60 4.73  
2015-12-02 15:47:59 Off the coast of Sanriku     10 4.91  
2015-12-02 21:06:14 Off the east coast of Aomori     50 3.52  
2015-12-03 06:17:27 Off the coast of Miyagi     60 4.02  
2015-12-03 21:08:34 Off the west coast of Satsuma Peninsula     10 4.42  
2015-12-03 21:21:15 Off the east coast of Chiba     20 3.92  
2015-12-03 23:31:13 Near Taiwan     20 5.41  
2015-12-08 01:22:36 Off the coast of Ibaraki     50 4.43  
2015-12-08 07:45:41 Off the coast of Tokachi     10 3.92  
2015-12-08 14:58:06 Off the coast of Miyagi     40 4.12  
2015-12-08 15:07:35 Off the coast of Miyagi     40 4.32  
2015-12-08 18:28:03 Off the west coast of Satsuma Peninsula     130 4.83  
2015-12-09 12:05:10 Off the coast of Miyagi     40 4.12  
2015-12-09 12:26:29 Off the coast of Miyagi     40 3.92  
2015-12-09 22:04:50 Off the west coast of Satsuma Peninsula     10 3.81  
2015-12-10 00:26:52 Off the west coast of Satsuma Peninsula     10 3.61  
2015-12-11 03:11:11 Off the coast of Iwate     40 3.82  
2015-12-13 03:37:15 Off the west coast of Satsuma Peninsula     10 4.52  
2015-12-13 06:05:51 Off the coast of Miyagi     50 4.22  
2015-12-13 07:03:58 Off the west coast of Satsuma Peninsula     10 4.52  
2015-12-13 22:59:48 Off the coast of Ibaraki     40 3.51  
2015-12-14 15:01:37 Central Tottori     10 3.53  
2015-12-15 07:30:52 Near the coast of Okinawa Island     20 3.72  
2015-12-15 09:19:22 Off the coast of Miyagi     30 3.61  
2015-12-16 00:53:33 Eastern Yamanashi-Fuji 5 Lakes     20 3.52  
2015-12-16 06:53:54 Off the east coast of Osumi Peninsula     20 3.51  
2015-12-16 07:41:36 Off the coast of Miyagi     50 3.52  
2015-12-16 22:12:30 Off the southeast coast of Nemuro Peninsula     10 3.41  
2015-12-18 08:35:19 Off the east coast of Aomori     10 3.81  
2015-12-18 09:47:30 Off the coast of Ibaraki     50 3.52  
2015-12-19 03:41:07 Off the coast of Miyagi     70 3.72  
2015-12-19 11:44:10 Off the coast of Fukushima     30 4.22  
2015-12-19 20:48:26 播磨灘     10 3.73  
2015-12-20 09:17:47 Near the coast of Amami Oshima     30 4.13  
2015-12-20 12:45:03 Near the coast of Amami Oshima     30 4.13  
2015-12-20 13:59:46 Off the coast of Miyagi     40 3.62  
2015-12-21 12:07:38 Hyuganada     10 3.52  
2015-12-21 14:14:17 Off the coast of Fukushima     10 4.11  
2015-12-21 16:41:24 Off the coast of Fukushima     40 3.41  
2015-12-21 17:00:31 Off the coast of Fukushima     30 4.42  
2015-12-22 00:43:59 Off the coast of Fukushima     60 4.02  
2015-12-22 01:59:27 Off the coast of Miyagi     60 4.43  
2015-12-23 01:51:37 Off the southeast coast of Kyushu     10 3.7Unkn 
2015-12-23 08:32:18 Off the west coast of Ishikawa     360 3.5Unkn 
2015-12-23 09:33:55 Off the coast of Ibaraki     50 3.72  
2015-12-23 10:00:51 Northern Oita     10 4.13  
2015-12-24 17:09:56 Off the coast of Miyagi     50 3.62  
2015-12-25 08:57:08 Off the east coast of Aomori     10 4.02  
2015-12-25 11:20:39 紀伊水道     40 4.12  
2015-12-25 15:54:20 Off the coast of Iwate     30 4.12  
2015-12-26 01:42:23 Northern Coast of Iwate Prefecture     20 4.03  
2015-12-26 07:38:20 Off the northeast coast of Amami Oshima     40 5.02  
2015-12-26 17:06:05 Off the coast of Miyagi     60 3.52  
2015-12-26 22:12:14 東京湾     30 4.13  
2015-12-26 23:20:54 東京湾     30 4.23  
2015-12-28 20:07:49 Off the northwest coast of Fukuoka     10 3.53  
2015-12-29 22:55:37 Off the east coast of Aomori     10 3.81  
2015-12-29 23:12:56 Off the coast of Fukushima     40 3.51  
2015-12-30 20:53:48 Off the east coast of Aomori     10 4.02  
2015-12-30 21:57:33 Off the southeast coast of Mie     360 4.1Unkn 
2015-12-31 14:10:45 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
2018 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
2019 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
2020 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
2021 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
2022 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
2023 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
2024 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

Information provided by the Japan Meteorological Agency.
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