Earthquake details

Monday, December 21, 1931 Earthquake

The earthquake hit Japan on Monday, December 21, 1931 at 05:47 UTC with a magnitude of 5.4. The closest known location in the current dataset is Honmachi (Japan - JP), about 19.0 km away. The epicenter is located at longitude 130.399 and latitude 32.482.

Magnitude 5.4
Alert Strong
Depth 15.0 km
Coordinates 32.482, 130.399
UTC time 1931-12-21 05:47:11.510
Location Honmachi
Country Japan (JP)
Severity Strong

Earthquake map 1931-12-21

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.9
Honmachi
Japan · 2026-08-12 04:05 UTC
5.6 km
M 4.3
Honmachi
Japan · 2026-08-08 23:02 UTC
4.2 km
M 4.6
Kumamoto
Japan · 2026-08-06 10:49 UTC
36.3 km
M 4.9
Honmachi
Japan · 2026-08-05 22:59 UTC
8.1 km
M 5.0
Kumamoto
Japan · 2026-07-30 13:47 UTC
32.3 km
M 4.8
Honmachi
Japan · 2026-07-29 20:16 UTC
11.1 km
M 4.6
Honmachi
Japan · 2026-07-29 14:02 UTC
9.2 km
M 5.4
Honmachi
Japan · 2026-07-29 13:19 UTC
17.9 km

Stay informed

Earthquake alerts

Create targeted notifications for important seismic activity near the places you follow.

Choose the places you want to monitor.
Set a minimum magnitude for notifications.