Japan earthquakes

M4.5 earthquake 15 km SSW of Kainan, Japan

A magnitude 4.5 earthquake struck 15 km SSW of Kainan, Japan on Sat, Dec 12, 1987, 4:47 PM JST (07:47 UTC), 22 km (14 mi) below the surface.

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The earthquake

Magnitude
4.5 (mb), light
Local time
UTC
1987-12-12 07:47:33 UTC
Depth
21.8 km (13.5 mi), shallow
Epicenter
34.026° N, 135.141° E
Region
Japan
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 1 in the 30 days before it.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0003b7e. Read Tue, Sep 22, 2026, 10:03 AM UTC.