Japan earthquakes

M5.6 earthquake 146 km ENE of Kuji, Japan

A magnitude 5.6 earthquake struck 146 km ENE of Kuji, Japan on Sat, May 25, 1968, 11:19 PM JST (14:19 UTC), 28 km (17 mi) below the surface.

A larger quake followed: M5.8 77 km NNE of Miyako, Japan. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
5.6 (mw), moderate
Local time
UTC
1968-05-25 14:19:02 UTC
Depth
27.9 km (17.3 mi), shallow
Epicenter
40.726° N, 143.352° 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.

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.20
Depth from
From location

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 14 in the 60 days after this one and 23 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event iscgem822818. Read Tue, Sep 22, 2026, 11:02 AM UTC.