Update: Earthquake of 6.0 magnitude detected close to Honchō, Japan on Dec. 8

Published Dec 31, 2025

The U.S. Geological Survey reported that a 6.0 magnitude quake occurred close to Honchō Monday morning.

The tremor shook at 18:56 UTC (04:56 local time), with its epicenter located about 129 km south of Honchō and a depth of 22 km. Seismologists first reported it as a 5.8 event, but later upgraded it to 6.0.

Did you feel it?

If you noticed the earthquake, you can report it via the USGS Felt Report form.

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Impact and estimated losses

Green alert for shaking-related fatalities and economic losses. There is a low likelihood of casualties and damage. Recent earthquakes in this area have caused secondary hazards such as landslides and fires that might have contributed to losses.

Structure information summary
Overall, the population in this region resides in structures that are resistant to earthquake shaking, though vulnerable structures exist. The predominant vulnerable building types are heavy wood frame and reinforced/confined masonry construction.

Source: The U.S. Geological Survey