A 5.2 magnitude quake struck near Ōtsuki on Friday night, according to the U.S. Geological Survey.

The USGS reported a tremor in the region at 13:29 UTC (22:29 local time). The epicenter was roughly 1 km south of Ōtsuki, at a depth of 43 km. Seismologists first reported it as a 5.7 event, but later downgraded it to 5.2.

Did you feel it?

Those who experienced the earthquake are encouraged to report it via the USGS Felt Report form. The agency has received 143 responses on its online form so far, from people saying they experienced moderate shaking. Residents in several cities — including Matsumoto, Naka, Shizuoka, Urayasu and Zushi — reported feeling the quake, according to the USGS DYFI report.

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, fires and liquefaction 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