J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2013-05-02 22:04:34 Southern Tochigi     10km 4.23  
2013-05-04 05:55:52 Near Iriomotejima     10km 3.73  
2013-05-09 16:37:37 Near the coast of Okinawa Island     10km 4.03  
2013-05-12 04:31:42 Near the coast of Yonagunijima     30km 4.73  
2013-05-13 22:59:25 Nakado-ri, Fukushima     10km 4.34  
2013-05-15 00:49:55 Northern Gunma     10km 4.03  
2013-05-15 18:35:04 Nakado-ri, Fukushima     10km 4.33  
2013-05-18 14:47:57 Off the coast of Fukushima     80km 6.14  
2013-05-24 17:33:17 Off the coast of Fukushima     40km 4.83  
2013-05-25 11:11:42 Off the coast of Fukushima     60km 4.73  
2013-05-26 06:17:02 Near the coast of Miyakojima     10km 5.24  
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