Data Report
Focal mechanisms / 2025-10
Contributed by NIED
2025/10/01,02:56:38.82 41.8133 142.6682 56.44 3.5 S OFF URAKAWA 268;151 53;59 -140;-44 2.71e+14 50 3.6 74.63 1.7493 1.5116 0.5022 -0.0990 -1.3848 -1.6504 1e+14 3 13
2025/10/01,14:50:06.09 38.6988 141.9758 58.73 4.6 KINKAZAN REGION 13;221 19;73 64;99 6.94e+15 59 4.5 93.47 -0.3238 2.3303 -3.7819 -3.1825 4.1973 3.5063 1e+15 3 22
2025/10/01,17:40:51.87 37.8290 144.2092 26.47 4.1 FAR E OFF NORTH HONSHU 3;184 36;54 -91;-89 1.35e+15 5 4.1 86.41 0.2843 -0.0490 0.0424 1.1406 -0.4174 -1.4250 1e+15 3 38
2025/10/01,19:26:15.76 33.5060 142.3435 43.96 3.7 FAR E OFF IZU ISLANDS 349;127 14;80 -48;-100 1.01e+15 5 4.0 77.30 0.0781 0.1511 -0.7816 0.3231 -0.5144 -0.4012 1e+15 3 18
2025/10/01,23:01:58.10 37.8340 144.2180 27.48 4.0 FAR E OFF NORTH HONSHU 11;191 42;48 -90;-90 6.50e+14 5 3.8 86.20 1.6077 -0.7961 0.1209 5.5809 -0.6663 -7.1886 1e+14 3 40
2025/10/02,15:55:27.14 37.8247 144.2168 26.91 3.9 FAR E OFF NORTH HONSHU 214;25 34;56 -83;-95 5.08e+14 5 3.8 85.74 1.4622 -1.7294 -0.5577 3.4733 1.8461 -4.9355 1e+14 3 19
2025/10/03,03:37:07.36 34.8467 140.1038 60.10 4.2 SE OFF BOSO PENINSULA 16;276 62;71 22;151 2.62e+15 59 4.2 79.33 -1.1427 1.9861 -0.9845 0.4679 -0.9880 0.6748 1e+15 3 16
2025/10/03,03:48:03.50 35.5307 139.8882 111.87 4.1 TOKYO BAY REGION 323;65 36;81 165;55 2.62e+15 130 4.2 82.44 -1.5622 -0.8186 1.6772 0.9058 -1.2758 0.6564 1e+15 3 22
2025/10/03,15:15:59.66 45.0825 151.5322 30.00 5.2 KURILE ISLANDS REGION 246;35 27;66 118;76 1.81e+16 20 4.8 65.88 -0.6861 1.0007 0.6305 -0.4553 -0.9891 1.1415 1e+16 3 37
2025/10/03,15:54:11.82 45.2597 147.4028 6.00 3.5 NEAR ETOROFU ISLAND 17;243 8;85 44;96 1.23e+15 5 4.0 63.97 -0.0811 0.1541 -1.0735 -0.1507 0.5374 0.2318 1e+15 3 2
2025/10/04,02:35:49.85 32.8657 141.0283 59.87 4.0 E OFF HACHIJOJIMA ISLAND 351;192 24;67 71;98 5.51e+14 50 3.8 68.93 1.4477 0.4278 -0.8113 -4.6981 3.6887 3.2503 1e+14 3 45
2025/10/04,07:24:23.91 45.0775 151.3850 30.00 4.7 KURILE ISLANDS REGION 255;26 19;77 137;76 2.49e+15 5 4.2 66.66 -0.4176 1.0242 0.9691 -0.4376 -1.9475 0.8552 1e+15 3 31
2025/10/04,14:15:16.68 39.6538 142.2683 32.97 4.4 E OFF IWATE PREF 243;23 23;72 -52;-104 1.31e+15 32 4.0 91.64 0.3483 -0.4661 -0.3053 0.3978 0.9985 -0.7461 1e+15 3 4
2025/10/04,15:21:08.54 37.4198 141.5855 45.11 6.0 E OFF FUKUSHIMA PREF 208;21 17;73 97;88 9.01e+17 41 5.9 88.92 0.1931 2.5472 2.6119 -4.5766 -7.0019 4.3835 1e+17 3 27
2025/10/05,03:55:26.46 37.3807 144.8723 42.46 4.2 FAR E OFF NORTH HONSHU 79;255 31;59 -87;-92 3.08e+14 5 3.6 66.24 1.9374 -0.0538 1.3524 1.5785 -0.4650 -3.5159 1e+14 3 82
2025/10/05,04:13:37.89 23.7562 121.9773 26.11 4.2 TAIWAN REGION 224;11 32;63 120;73 6.73e+14 29 3.9 86.11 1.0212 3.6061 0.6638 -5.2952 -3.5406 4.2740 1e+14 2 61
2025/10/05,05:38:26.58 33.8600 136.9997 23.02 3.5 SE OFF KII PENINSULA 30;121 75;86 -4;-165 1.58e+14 17 3.4 74.72 -1.2173 0.7322 -0.3318 1.4646 -0.1772 -0.2473 1e+14 3 26
2025/10/05,05:42:28.75 29.3845 129.6318 9.34 3.6 NEAR TOKARA ISLANDS 249;100 23;70 -119;-78 9.98e+14 5 4.0 81.39 8.7678 -0.0048 -7.3267 -4.2611 -0.8929 -4.5067 1e+14 3 68
2025/10/05,06:30:47.77 42.5527 141.8700 130.25 4.0 ISHIKARI DEPRESSION 95;200 62;64 -30;-148 1.18e+15 119 4.0 77.26 0.7161 -0.9397 -0.1632 -0.1181 -0.3352 -0.5980 1e+15 3 43
2025/10/05,22:41:06.69 37.7378 144.2667 29.35 3.6 FAR E OFF NORTH HONSHU 0;180 15;75 -90;-90 3.43e+14 5 3.7 61.34 0.0824 -0.0086 0.0154 1.6845 -2.9599 -1.7669 1e+14 3 5
2025/10/06,01:21:44.79 44.4092 149.0062 30.00 4.6 SE OFF ETOROFU 143;50 58;85 6;148 2.56e+15 50 4.2 68.13 2.0219 0.4518 1.1583 -2.2226 -0.7013 0.2006 1e+15 3 4
2025/10/06,02:31:07.31 39.7592 141.8375 58.62 3.7 NORTHERN IWATE PREF 193;27 24;66 77;96 8.33e+14 56 3.9 78.90 -2.0644 0.9226 3.1319 -4.9850 -4.7171 7.0494 1e+14 3 42
2025/10/06,14:20:25.58 37.7407 144.2318 29.24 4.8 FAR E OFF NORTH HONSHU 10;189 31;59 -89;-91 6.10e+15 5 4.5 87.38 1.5435 -0.5259 0.3642 4.5598 -2.8623 -6.1033 1e+15 3 43
2025/10/06,14:58:00.52 37.7417 144.2463 30.49 5.0 FAR E OFF NORTH HONSHU 201;354 43;51 -70;-107 9.34e+15 5 4.6 87.31 1.1401 -1.0332 2.4852 8.2868 1.5934 -9.4269 1e+15 3 32
2025/10/06,16:26:54.79 37.8018 144.2157 26.69 3.8 FAR E OFF NORTH HONSHU 192;6 36;55 -85;-94 7.88e+14 5 3.9 90.36 0.9469 -1.0071 0.0933 6.8784 2.6293 -7.8253 1e+14 3 20
2025/10/06,16:44:00.24 38.1772 144.7875 24.50 3.6 FAR E OFF NORTH HONSHU 7;186 34;56 -89;-90 6.27e+14 5 3.8 86.49 1.3699 -0.4510 0.2316 5.0760 -2.3906 -6.4459 1e+14 3 38
2025/10/06,17:10:50.56 37.7330 144.2643 29.74 3.7 FAR E OFF NORTH HONSHU 13;176 23;68 -75;-96 1.11e+15 5 4.0 78.04 0.2329 -0.0701 -0.1328 0.6447 -0.7929 -0.8775 1e+15 3 40
2025/10/06,18:25:05.01 37.7455 144.2627 30.11 4.2 FAR E OFF NORTH HONSHU 3;172 23;67 -80;-94 3.05e+15 5 4.3 88.57 0.5390 0.0132 -0.4537 1.9078 -2.0858 -2.4468 1e+15 3 34
2025/10/07,00:30:23.98 37.5310 141.3745 51.58 5.0 E OFF FUKUSHIMA PREF 193;28 19;72 75;95 6.41e+16 53 5.2 90.01 -0.2326 1.4680 2.5592 -3.4331 -4.4436 3.6658 1e+16 3 8
2025/10/07,01:17:17.32 37.6992 144.2242 29.18 4.3 FAR E OFF NORTH HONSHU 18;191 31;59 -84;-94 4.82e+15 5 4.4 87.94 1.2593 -0.6673 0.1771 3.5382 -2.2694 -4.7975 1e+15 3 41
2025/10/07,01:42:52.00 37.7058 144.2137 29.47 3.7 FAR E OFF NORTH HONSHU 19;192 37;53 -84;-95 1.48e+15 5 4.1 89.29 0.4914 -0.2091 -0.0248 1.1400 -0.4290 -1.6314 1e+15 3 52
2025/10/07,02:58:30.84 44.6625 149.4955 30.00 4.8 SE OFF ETOROFU 117;223 39;77 -21;-127 2.26e+15 53 4.2 66.45 1.7029 -0.5096 0.9300 -0.9098 -1.3504 -0.7931 1e+15 3 7
2025/10/07,06:01:01.39 37.7278 144.2515 30.37 3.6 FAR E OFF NORTH HONSHU 12;196 28;62 -94;-88 3.49e+14 8 3.7 64.11 0.9217 -0.3721 0.6393 2.3862 -1.8511 -3.3079 1e+14 3 43
2025/10/07,06:20:17.03 37.6833 144.2190 26.75 3.7 FAR E OFF NORTH HONSHU 19;185 33;58 -79;-97 2.23e+14 5 3.5 63.98 0.5923 -0.2838 -0.1462 1.6757 -0.9695 -2.2679 1e+14 3 45
2025/10/07,08:11:38.18 23.7072 121.9273 23.05 3.7 TAIWAN REGION 238;133 63;63 -149;-31 5.46e+14 5 3.8 83.94 5.9238 0.8567 0.1415 -3.2487 -1.8906 -2.6751 1e+14 2 36
2025/10/07,17:02:54.73 29.3260 129.1007 13.14 3.7 NEAR TOKARA ISLANDS 155;247 65;84 -7;-155 4.61e+15 5 4.4 86.26 3.6349 2.7466 1.6713 -2.7313 -0.7492 -0.9036 1e+15 3 28
2025/10/07,21:38:36.85 29.3310 129.1037 12.38 5.3 NEAR TOKARA ISLANDS 158;256 68;71 -20;-156 9.47e+16 5 5.3 85.77 6.1441 6.7150 2.1902 -3.7033 -3.3271 -2.4407 1e+16 3 4
2025/10/07,23:52:12.46 23.9533 121.5803 8.52 4.9 TAIWAN REGION 171;264 25;88 -4;-115 3.17e+16 29 5.0 71.41 0.2403 1.3122 2.8360 0.0076 -0.5521 -0.2479 1e+16 3 23
2025/10/08,03:33:53.43 23.5155 122.0417 36.00 4.4 TAIWAN REGION 332;227 54;71 23;141 6.39e+15 35 4.5 75.41 3.4830 2.0059 -2.3514 -6.4162 1.5008 2.9332 1e+15 3 44
2025/10/08,07:16:33.26 41.0095 143.1265 23.13 3.7 E OFF AOMORI PREF 163;26 29;68 50;110 5.88e+14 32 3.8 72.83 0.9099 0.5230 2.2950 -4.6848 -3.2597 3.7749 1e+14 3 10
2025/10/11,19:24:59.70 36.9340 136.3753 12.32 3.6 NW OFF HOKURIKU DISTRICT 160;53 35;79 20;123 3.82e+14 5 3.7 64.35 1.1949 1.2267 2.5539 -2.3798 -1.5325 1.1849 1e+14 3 7
2025/10/12,15:12:37.14 24.0400 121.6957 22.42 4.0 TAIWAN REGION 163;268 56;69 154;37 1.23e+15 23 4.0 73.52 -0.6197 -0.9356 -0.4812 0.0693 0.2794 0.5503 1e+15 2 22
2025/10/12,20:18:55.91 41.3578 144.3953 32.64 4.0 SE OFF ERIMOMISAKI 93;249 44;49 -72;-107 4.29e+14 14 3.7 52.23 3.5814 -0.3585 0.1522 1.0487 -1.3384 -4.6301 1e+14 3 52
2025/10/12,23:22:32.25 36.7093 142.2728 13.56 3.6 E OFF FUKUSHIMA PREF 204;17 24;67 96;87 2.56e+14 14 3.6 74.30 -0.1136 0.6808 0.4840 -1.6815 -1.6857 1.7950 1e+14 3 10
2025/10/13,03:25:47.28 38.6100 142.3988 62.44 4.6 E OFF MIYAGI PREF 127;219 33;89 -2;-123 5.17e+15 68 4.4 91.94 2.8261 -0.5887 2.5905 -2.6436 -3.4967 -0.1825 1e+15 3 7
2025/10/13,22:06:03.27 39.5180 142.0172 19.54 4.3 SOUTHERN IWATE PREF 261;166 48;84 8;137 5.61e+14 20 3.8 87.33 -2.0446 -3.7628 0.4361 1.2754 3.7391 0.7692 1e+14 3 4
2025/10/14,00:38:08.32 36.7043 142.2545 14.65 3.6 E OFF FUKUSHIMA PREF 215;24 16;74 101;87 5.95e+14 14 3.8 84.81 -0.2246 1.7819 1.9922 -2.6018 -4.6079 2.8264 1e+14 3 22
2025/10/14,03:34:23.93 39.6645 139.4220 19.90 4.4 OGA PENINSULA REGION 174;354 34;56 90;90 1.60e+15 8 4.1 88.69 -0.0575 -0.1507 -0.0604 -1.4384 -0.6034 1.4959 1e+15 3 5
2025/10/14,10:08:28.60 24.1008 120.8603 2.00 3.7 TAIWAN REGION 292;59 23;76 -39;-109 5.90e+14 35 3.8 66.63 3.5006 -0.1812 -3.8658 -0.6950 3.0924 -2.8056 1e+14 2 11
2025/10/14,13:05:46.41 43.6578 147.7522 81.00 4.0 E OFF HOKKAIDO 128;247 23;78 -31;-110 1.72e+15 77 4.1 76.08 1.0532 0.0641 1.3498 -0.5010 -0.5821 -0.5522 1e+15 3 28
2025/10/14,23:29:08.52 30.3995 138.7197 450.00 4.0 NEAR TORISHIMA IS 18;112 20;89 176;70 5.10e+15 440 4.4 65.56 0.6875 -1.7804 4.2865 -0.5755 2.1815 -0.1120 1e+15 3 36
2025/10/15,08:50:20.29 38.5328 141.4158 71.83 3.9 NORTHERN MIYAGI PREF 15;159 11;81 125;84 8.90e+14 74 3.9 83.89 -1.1424 0.6726 3.4431 -2.3680 7.7290 3.5104 1e+14 3 36
2025/10/15,18:57:20.36 36.8357 141.4060 13.99 4.2 E OFF IBARAKI PREF 168;43 47;59 -134;-54 4.44e+14 5 3.7 68.17 -1.0006 -1.6079 -1.8196 4.1192 0.3891 -3.1187 1e+14 3 21
2025/10/17,20:28:14.34 29.7693 139.2887 412.89 5.4 NEAR TORISHIMA IS 28;291 64;76 -165;-26 2.36e+16 440 4.9 64.77 2.0600 -1.3644 0.6602 -1.2550 0.4779 -0.8050 1e+16 3 39
2025/10/18,02:04:13.11 24.1767 122.0963 46.49 5.2 TAIWAN REGION 310;54 60;67 153;32 2.67e+16 32 4.9 85.19 -3.0586 -0.0836 0.3314 1.6922 -0.6849 1.3663 1e+16 3 54
2025/10/18,07:31:42.04 23.4328 121.5697 39.47 4.1 TAIWAN REGION 75;305 20;77 -137;-75 1.46e+15 50 4.1 75.86 0.7298 0.0017 0.9465 0.0015 0.8677 -0.7314 1e+15 2 33
2025/10/18,16:31:03.99 45.1130 150.7747 30.00 4.8 KURILE ISLANDS REGION 232;32 19;72 109;84 2.92e+15 5 4.3 83.79 -0.9630 0.6206 1.1148 -0.9167 -2.0925 1.8798 1e+15 3 26
2025/10/18,17:19:24.45 29.3610 131.7735 67.00 4.0 NEAR AMAMI-OSHIMA ISLAND 11;207 35;56 -104;-81 2.76e+15 5 4.3 75.79 1.0408 -0.2682 0.8947 1.9853 -0.7079 -3.0261 1e+15 3 65
2025/10/19,10:03:53.21 43.4100 147.3435 63.00 3.7 E OFF HOKKAIDO 201;89 22;81 23;111 5.16e+14 50 3.8 61.43 -0.5129 1.6477 4.6834 -1.4797 1.0162 1.9926 1e+14 3 57
2025/10/19,13:23:28.07 27.5130 126.7412 158.00 4.2 NW OFF OKINAWAJIMA IS 174;35 24;71 -128;-74 4.26e+15 165 4.4 86.52 -0.3535 -0.9448 -2.0730 2.7471 2.5154 -2.3936 1e+15 3 12
2025/10/20,19:04:06.25 35.4442 135.5455 363.06 5.1 WESTERN FUKUI PREF 197;92 51;72 -157;-41 6.28e+16 360 5.2 96.47 3.0580 -4.6046 -3.1174 -0.4045 -0.9043 -2.6535 1e+16 3 27
2025/10/21,05:20:46.76 38.9192 142.1183 43.80 3.7 KINKAZAN REGION 152;25 13;82 38;100 2.70e+14 41 3.6 62.16 0.4653 0.1452 1.0650 -1.0469 -2.3219 0.5816 1e+14 3 22
2025/10/21,07:41:38.71 32.2092 131.8432 29.11 3.5 HYUGANADA REGION 340;220 15;82 -149;-77 7.11e+14 38 3.9 92.69 -0.2284 0.4000 4.8357 2.7124 -4.6756 -2.4840 1e+14 3 38
2025/10/21,18:48:31.47 37.5897 142.1467 36.32 4.4 E OFF FUKUSHIMA PREF 182;85 22;87 7;112 2.54e+15 38 4.2 95.67 -0.0441 0.9516 2.3390 -0.1909 -0.1215 0.2350 1e+15 3 4
2025/10/22,09:17:31.98 42.9240 145.4745 43.14 5.1 OFF NEMURO PENINSULA 236;22 29;65 120;75 3.19e+16 47 5.0 84.02 -0.9098 1.3399 0.4173 -1.4494 -1.9940 2.3592 1e+16 3 3
2025/10/23,12:28:06.57 23.8982 120.7637 19.62 4.8 TAIWAN REGION 243;19 15;79 133;80 5.02e+15 5 4.4 72.05 -1.7661 0.5921 1.0361 -0.6623 -4.5158 2.4284 1e+15 2 47
2025/10/23,14:36:06.81 30.5543 131.1680 13.18 3.7 NEAR TANEGASHIMA ISLAND 281;107 20;71 -95;-88 4.22e+14 5 3.7 55.83 2.3156 0.4350 -3.1159 0.5800 -1.0276 -2.8957 1e+14 3 22
2025/10/23,21:09:28.08 37.4462 141.8420 49.76 4.9 E OFF FUKUSHIMA PREF 60;209 46;48 112;68 1.33e+16 44 4.7 91.70 -0.6248 0.6538 0.2454 -0.6333 0.2954 1.2581 1e+16 3 12
2025/10/24,00:27:14.41 38.1907 141.7073 51.40 3.9 E OFF MIYAGI PREF 337;188 26;68 -119;-77 6.31e+14 59 3.8 81.17 0.3623 0.6752 1.3830 4.2569 -4.2480 -4.6193 1e+14 3 21
2025/10/24,06:47:24.08 35.8058 140.1232 69.25 4.0 NORTHERN CHIBA PREF 178;10 27;64 79;96 1.92e+15 68 4.2 91.16 0.2347 0.1565 0.2576 -1.6382 -1.1291 1.4035 1e+15 3 23
2025/10/24,16:40:09.76 42.9328 145.6170 39.72 5.8 OFF NEMURO PENINSULA 225;28 24;67 106;83 4.81e+17 47 5.8 90.92 -0.1351 2.7968 1.6136 -2.4291 -2.9363 2.5642 1e+17 3 60
2025/10/25,04:18:08.63 37.5450 141.9662 40.73 3.7 E OFF FUKUSHIMA PREF 183;32 12;80 61;96 5.16e+14 41 3.8 87.49 0.0827 0.7392 2.5788 -1.8140 -4.0358 1.7313 1e+14 3 8
2025/10/25,11:45:20.07 43.1240 131.2883 601.00 5.4 NEAR VLADIVOSTOK 71;190 20;80 150;73 4.12e+16 600 5.0 65.67 -0.6555 1.2611 -0.3058 -0.7508 3.7277 1.4064 1e+16 3 13
2025/10/25,23:05:42.11 32.3362 140.2192 98.57 3.9 E OFF HACHIJOJIMA ISLAND 40;138 58;78 166;33 7.98e+14 89 3.9 69.65 6.1654 0.6384 6.6034 -5.5890 0.6900 -0.5764 1e+14 3 89
2025/10/26,02:45:40.49 23.9480 122.4192 18.79 3.7 NW OFF ISHIGAKIJIMA IS 305;60 10;85 154;81 1.36e+15 20 4.1 66.29 -0.3445 -0.0416 1.1353 0.1199 -0.6771 0.2247 1e+15 2 5
2025/10/26,03:04:54.77 36.6245 139.4522 5.31 4.7 TOCHIGI GUNMA BORDER 259;353 61;83 172;29 4.95e+15 5 4.4 90.30 1.0239 4.0981 -0.7589 -1.6121 -2.2654 0.5882 1e+15 3 2
2025/10/26,13:34:56.48 35.8008 140.0982 69.01 4.3 NORTHERN CHIBA PREF 170;7 25;66 74;97 1.01e+16 68 4.6 88.16 0.0001 -0.0181 0.1387 -0.7533 -0.6566 0.7532 1e+16 3 3
2025/10/30,07:55:16.02 37.1310 141.3710 5.92 4.2 E OFF FUKUSHIMA PREF 17;232 30;64 -121;-73 6.14e+14 5 3.8 89.32 1.2829 -2.6884 3.3088 3.2794 -1.6998 -4.5624 1e+14 3 4
2025/10/30,08:00:51.78 37.1285 141.3702 5.41 4.7 E OFF FUKUSHIMA PREF 28;189 39;53 -75;-102 5.70e+15 5 4.5 90.39 0.3821 -1.7385 -0.4430 4.9734 -1.5912 -5.3555 1e+15 3 2
2025/10/30,15:16:36.40 38.2805 142.1503 32.85 3.7 E OFF MIYAGI PREF 119;274 40;53 -70;-106 2.49e+14 20 3.6 62.64 2.4243 0.8628 0.6449 -0.3290 -0.2076 -2.0953 1e+14 3 36
2025/10/30,20:36:55.27 23.6530 125.3535 72.00 4.1 NEAR MIYAKOJIMA ISLAND 33;301 77;82 -171;-13 3.69e+15 32 4.3 77.00 4.1549 -1.5550 0.4010 -2.4297 0.2236 -1.7252 1e+15 3 73
2025/10/31,00:25:05.98 23.3300 122.9907 52.00 4.4 NEAR ISHIGAKIJIMA ISLAND 15;165 36;58 115;73 2.94e+15 32 4.3 73.21 0.6014 -0.0685 0.6051 -2.9394 1.1006 2.3381 1e+15 2 28
2025/10/31,02:29:40.21 23.1837 123.4195 54.00 4.5 NEAR ISHIGAKIJIMA ISLAND 94;241 47;48 114;66 3.07e+15 8 4.3 65.26 -2.7852 0.6298 0.1407 -0.1017 0.9988 2.8869 1e+15 2 17