Update: Earthquake measuring 5.3 jolts area near Hirara, Japan on Feb. 28

Published Mar 18, 2026

A 5.3 magnitude quake struck near Hirara around midday Saturday, according to the U.S. Geological Survey.

A tremor shook the region at 05:53 UTC (13:53 local time). The earthquake’s epicenter was approximately 52 km north-northwest of Hirara and occurred at a depth of 10 km. The magnitude was originally reported as 5.4 but later downgraded to 5.3.

Did you feel it?

If you felt the quake, you can share your experience using the USGS Felt Report form.

Impact and estimated losses

The USGS categorized this as a Green Alert, which means there is a low likelihood of casualties and damage. Recent earthquakes in this area have caused secondary hazards such as landslides 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.

Tremors past week

Last week, the area has experienced 11 earthquakes with a magnitude 2.5 or higher. The most significant was a 5.2 magnitude earthquake reported in the same region one day ago.

Source: The U.S. Geological Survey