J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2025-01-01 08:51:40 Hyuganada     30 4.23  
2025-01-01 09:37:48 Off the southeast coast of Nemuro Peninsula     40 3.42  
2025-01-05 08:51:11 Yamanashi East-Fuji 5 Lakes     20 3.52  
2025-01-05 09:17:05 Off the coast of Iwate     20 3.52  
2025-01-05 10:33:07 Off the coast of Iwate     20 3.72  
2025-01-05 15:02:14 Off the coast of Fukushima     30 4.22  
2025-01-06 16:41:02 Off the coast of Ibaraki     50 3.52  
2025-01-06 18:22:51 Hyuganada     20 4.33  
2025-01-07 01:44:40 Off the east coast of Kanto     20 5.42  
2025-01-07 06:07:25 Off the coast of Akita     20 3.32  
2025-01-07 11:47:21 Off the west coast of Aomori     180 4.7Unkn 
2025-01-07 17:31:29 Near the coast of Torishima     400 6Unkn 
2025-01-07 23:00:25 Ibaraki-North     70 3.42  
2025-01-08 14:22:22 Tochigi-South     90 3.62  
2025-01-08 23:40:31 Off the southeast coast of Tanegashima     20 4.42  
2025-01-08 23:49:32 Off the coast of Noto Peninsula     10 3.32  
2025-01-09 04:15:48 Tochigi-South     70 3.62  
2025-01-10 01:26:05 Hyuganada     30 3.92  
2025-01-12 20:14:50 Off the coast of Okinawa Main Island     10 4.42  
2025-01-13 21:19:31 Hyuganada     30 6.55 Upper  
2025-01-13 21:29:36 Hyuganada     20 4.53  
2025-01-13 21:35:22 Hyuganada     20 3.82  
2025-01-13 21:42:12 Hyuganada     20 3.92  
2025-01-13 21:53:54 Hyuganada     30 3.42  
2025-01-13 23:17:42 Hyuganada     30 3.12  
2025-01-14 01:14:56 Hyuganada     30 4.83  
2025-01-14 01:21:59 Hyuganada     30 3.82  
2025-01-14 10:56:30 Hyuganada     10 4.12  
2025-01-14 13:46:12 Wakayama-North     10 3.53  
2025-01-14 14:33:26 Wakayama-North     10 3.53  
2025-01-14 15:45:01 Near the coast of Miyakojima     20 3.52  
2025-01-14 21:44:27 Off the coast of Iwate     60 3.52  
2025-01-15 02:12:39 Hyuganada     30 5.24  
2025-01-15 02:55:13 Hyuganada     30 3.62  
2025-01-15 18:24:41 Kushiro-South Central     110 4.22  
2025-01-16 04:22:02 Off the northeast coast of Amami Oshima     10 4.73  
2025-01-16 07:38:22 Off the coast of Uraga     60 4.73  
2025-01-16 09:07:24 Off the southeast coast of Chiba     60 4.32  
2025-01-16 14:25:49 Kii Channel     10 3.93  
2025-01-16 21:22:22 Off the west coast of Ishikawa     10 3.62  
2025-01-16 22:09:30 Near the coast of Miyakojima     50 42  
2025-01-17 12:51:38 Off the coast of Ibaraki     60 3.62  
2025-01-17 14:02:56 Off the northeast coast of Amami Oshima     50 41  
2025-01-17 16:09:32 Near the coast of Okinawa     10 4.32  
2025-01-17 20:32:59 Hyuganada     20 4.22  
2025-01-18 04:57:52 Near the coast of Okinawa     30 4.12  
2025-01-18 20:50:29 Hachijo-jima     10 4.12  
2025-01-18 22:02:19 Near the coast of Ishigakijima     10 42  
2025-01-19 01:09:04 Off the northwest coast of Ishigaki Island     10 4.72  
2025-01-19 01:54:00 Near the coast of Ishigakijima     10 4.62  
2025-01-19 04:31:29 Off the northwest coast of Ishigaki Island     10 4.72  
2025-01-19 08:52:06 Near the coast of Tanegashima     30 3.41  
2025-01-19 14:42:20 Near the coast of Tokara Islands     10 3.7Unkn 
2025-01-20 03:06:45 Near Iriomotejima     40 3.52  
2025-01-20 22:00:17 Off the southeast coast of Mie     40 3.72  
2025-01-21 03:14:34 Off the coast of Miyagi     100 4.53  
2025-01-21 15:06:46 Off the coast of Ibaraki     50 3.92  
2025-01-21 22:31:28 Hyuganada     20 3.92  
2025-01-22 00:11:48 Off the coast of Fukushima     70 3.62  
2025-01-22 03:48:54 Off the south coast of Ishigakijima     10 4.92  
2025-01-23 02:49:28 Tochigi-North     10 54  
2025-01-23 08:09:03 Fukushima-Aizu     10 4.33  
2025-01-23 14:37:51 Off the coast of Kushiro     40 3.61  
2025-01-24 14:31:50 Chiba-Northeastern     50 4.22  
2025-01-25 10:15:14 Off the coast of Noto Peninsula     10 3.62  
2025-01-26 03:14:16 Near the coast of Tokara Islands     10 3.82  
2025-01-26 07:39:14 Off the coast of Fukushima     90 3.62  
2025-01-26 08:11:28 Shizuoka-Central     30 3.72  
2025-01-27 01:31:44 Near the coast of Miyakojima     30 53  
2025-01-27 14:06:44 Hyuganada     20 42  
2025-01-27 17:39:02 Near the coast of Miyakojima     10 3.52  
2025-01-28 01:38:21 Off the coast of Suruga Bay     30 4.12  
2025-01-29 08:58:32 Ishikawa-Noto     10 3.73  
2025-01-30 17:18:29 Ibaraki-North     90 3.62  
2025-01-30 21:00:53 Near the coast of Chichijima     10 4.72  
2025-01-31 08:20:39 Near the coast of Miyakojima     60 3.81  
2025-01-31 18:10:21 Off the northeast coast of Miyakojima     100 4.22  
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
2025 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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