Seismic Activity Across Japan in June 2025 (M4.0 or greater)


* On June 2, an M6.1 earthquake (maximum seismic intensity 4) occurred offshore of Tokachi.
* On June 11, an M6.0 earthquake occurred near Taiwan (the largest tremor observed in Japan recorded a seismic intensity 2).
* On June 14, an M6.2 earthquake occurred in the Kuril Islands (the largest tremor observed in Japan recorded a seismic intensity 1).
* On June 19, an M6.0 earthquake (maximum seismic intensity 4) occurred offshore southeast of the Nemuro Peninsula.
* On June 22, an M6.0 earthquake (maximum seismic intensity 3) occurred offshore southeast of the Nemuro Peninsula.
* On June 30, an M5.3 earthquake (maximum seismic intensity 5 Lower) occurred in the ocean near Tokara Islands.

(Outside the above period)
* On July 2 at 04:32, an M5.1 earthquake (maximum seismic intensity 5 Lower) occurred in the ocean near Tokara Islands.
* On July 2 at 15:26, an M5.6 earthquake (maximum seismic intensity 5 Lower) occurred in the ocean near Tokara Islands.
* On July 3, an M5.5 earthquake (maximum seismic intensity 6 Lower) occurred in the ocean near Tokara Islands.
* On July 5, an M5.4 earthquake (maximum seismic intensity 5 Upper) occurred in the ocean near Tokara Islands.
* On July 6 at 14:01, an M4.9 earthquake (maximum seismic intensity 5 Upper) occurred in the ocean near Tokara Islands.
* On July 6 at 14:07, an M5.5 earthquake (maximum seismic intensity 5 Upper) occurred in the ocean near Tokara Islands.
* On July 7, an M5.1 earthquake (maximum seismic intensity 5 Lower) occurred in the ocean near Tokara Islands.

[The events which have date, time and magnitude in the figure are M5.0 or greater earthquakes, or M4.0 or greater earthquakes that have a maximum seismic intensity of 5 Lower, or greater. The above mentioned event(s) fall under one or more of the following categories; M6.0 or greater earthquakes, or M4.0 or greater earthquakes that have maximum seismic intensity of 5 Lower, or greater.]

N: total number of events in the figure

Japan Meteorological Agency
Ministry of Education, Culture, Sports, Science and Technology
(Japan Meteorological Agency data include data from the National Research Institute for Earth Science and Disaster Resilience and related universities.)
[Evaluation of Seismic Activities for June 2025 (July 9, 2025)]