| Magnitude | Location |
|---|
| 4,4 |  Earthquake Nishimachi
(248.74km away [154.56 miles]) (5/18/2021 5:23:45 AM UTC -) |
| 4,2 | Earthquake Tanneso
(55.58km away [34.54 miles]) (5/17/2021 11:58:42 PM UTC -) |
| 4,5 | Earthquake Kiyose
(293.34km away [182.27 miles]) (5/17/2021 9:29:16 PM UTC -) |
| 4,1 | Earthquake Nishigō
(75.13km away [46.68 miles]) (5/17/2021 3:49:04 PM UTC -) |
| 4,7 | Earthquake Okumura
(215.94km away [134.18 miles]) (5/17/2021 3:36:38 PM UTC -) |
| 4,8 | Earthquake Funauke
(26.43km away [16.42 miles]) (5/17/2021 11:01:32 AM UTC -) |
| 4,9 | Earthquake Okumura
(214.25km away [133.13 miles]) (5/17/2021 12:07:05 AM UTC -) |
| 4,7 | Earthquake Okumura
(203.10km away [126.20 miles]) (5/16/2021 2:36:22 PM UTC -) |
| 4,3 | Earthquake Chiarashibetsu
(97.55km away [60.61 miles]) (5/16/2021 8:52:28 AM UTC -) |
| 4,5 | Earthquake Karasuzaki
(47.42km away [29.46 miles]) (5/16/2021 6:41:09 AM UTC -) |
| 4,1 | Earthquake Toseppu
(73.33km away [45.56 miles]) (5/16/2021 5:18:01 AM UTC -) |
| 4,4 | Earthquake Toseppu
(99.27km away [61.68 miles]) (5/16/2021 5:07:12 AM UTC -) |
| 5,7 | Earthquake Tanneso
(95.63km away [59.42 miles]) (5/16/2021 3:23:54 AM UTC -) |
| 4,7 | Earthquake Okunoyahama
(100.89km away [62.69 miles]) (5/15/2021 11:03:51 AM UTC -) |
| 4,8 | Earthquake Takami
(6.34km away [3.94 miles]) (5/14/2021 11:46:51 AM UTC -) |
| 4,4 | Earthquake Sakurajōsui
(0.42km away [0.26 miles]) (5/14/2021 9:38:00 AM UTC -) |
| 4,4 | Earthquake Futawatashihama
(28.13km away [17.48 miles]) (5/14/2021 12:23:23 AM UTC -) |
| 6 | Earthquake Futawatashihama
(65.71km away [40.83 miles]) (5/13/2021 11:58:14 PM UTC -) |
| 5 | Earthquake Sernozavodskiy
(82.26km away [51.11 miles]) (5/13/2021 4:43:55 PM UTC -) |
| 4,9 | Earthquake Yasundogō
(156.92km away [97.51 miles]) (5/12/2021 3:46:56 AM UTC -) |
| 4,4 | Earthquake Shiramae
(39.46km away [24.52 miles]) (5/11/2021 11:30:04 PM UTC -) |
| 4,2 | Earthquake Kitovyy
(212.71km away [132.17 miles]) (5/10/2021 4:59:15 PM UTC -) |
| 4,3 | Earthquake Shiriya
(51.22km away [31.82 miles]) (5/10/2021 3:47:04 PM UTC -) |
| 4,5 | Earthquake Matakotan
(7.10km away [4.41 miles]) (5/10/2021 12:39:52 AM UTC -) |
| 4,2 | Earthquake Fujisawa
(2.69km away [1.67 miles]) (5/9/2021 4:19:59 AM UTC -) |
| 4,4 | Earthquake Ishinomura
(130.62km away [81.16 miles]) (5/9/2021 1:36:54 AM UTC -) |
| 4,4 | Earthquake Ena
(81.57km away [50.69 miles]) (5/8/2021 4:57:29 PM UTC -) |
| 4,7 | Earthquake Yasundogō
(94.53km away [58.74 miles]) (5/8/2021 12:07:39 PM UTC -) |
| 4,2 | Earthquake Aneyoshi
(160.87km away [99.96 miles]) (5/8/2021 5:38:28 AM UTC -) |
| 5,2 | Earthquake Yasundogō
(75.05km away [46.63 miles]) (5/8/2021 4:19:07 AM UTC -) |
| 4,1 | Earthquake Kubura
(77.48km away [48.15 miles]) (5/7/2021 4:50:41 AM UTC -) |
| 4,3 | Earthquake Yowara
(5.06km away [3.14 miles]) (5/6/2021 10:11:46 PM UTC -) |
| 4,3 | Earthquake Higashishizunai
(3.39km away [2.10 miles]) (5/6/2021 3:15:14 PM UTC -) |
| 4,4 | Earthquake Amizumachi
(0.35km away [0.22 miles]) (5/6/2021 12:16:50 AM UTC -) |
| 4,6 | Earthquake Kurosaki
(129.01km away [80.16 miles]) (5/5/2021 7:42:35 AM UTC -) |
| 4,3 | Earthquake Chiarashibetsu
(61.25km away [38.06 miles]) (5/4/2021 10:28:10 PM UTC -) |
| 4,8 | Earthquake Kafenotsu
(31.14km away [19.35 miles]) (5/4/2021 7:33:00 PM UTC -) |
| 5 | Earthquake Tomioka
(74.71km away [46.42 miles]) (5/4/2021 6:10:44 PM UTC -) |
| 4,7 | Earthquake Kubura
(3.02km away [1.87 miles]) (5/4/2021 4:05:23 PM UTC -) |
| 5,5 | Earthquake Hirakubo
(132.00km away [82.02 miles]) (5/3/2021 5:07:29 AM UTC -) |
| 4,4 | Earthquake Takuseichō
(5.59km away [3.47 miles]) (5/2/2021 11:00:37 PM UTC -) |
| 4,1 | Earthquake Nishigō
(265.36km away [164.88 miles]) (5/2/2021 10:11:03 PM UTC -) |
| 4,3 | Earthquake Kiyose
(293.28km away [182.24 miles]) (5/2/2021 6:28:50 PM UTC -) |
| 4,1 | Earthquake Nakasuji
(65.60km away [40.76 miles]) (5/2/2021 2:56:01 PM UTC -) |
| 6,8 | Earthquake Kurosaki
(14.07km away [8.74 miles]) (5/1/2021 1:27:27 AM UTC -) |
| 4,5 | Earthquake Kamikawara
(0.89km away [0.55 miles]) (5/1/2021 12:10:06 AM UTC -) |
| 4,1 | Earthquake Okuimasu
(201.02km away [124.91 miles]) (4/30/2021 11:10:45 PM UTC -) |
| 4,4 | Earthquake Haidachō
(24.46km away [15.20 miles]) (4/30/2021 5:45:42 PM UTC -) |
| 4,2 | Earthquake Aburakoma
(67.06km away [41.67 miles]) (4/29/2021 3:39:39 PM UTC -) |
| 4,3 | Earthquake Kasatka
(4.49km away [2.79 miles]) (4/29/2021 12:12:54 AM UTC -) |