According to the U.S. Geological Survey, a 5.7 magnitude quake shook close to Nemuro Friday morning.
It was reported that a tremor hit the region at 16:40 UTC (01:40 local time). The epicenter was situated about 40 km south of Nemuro, at a depth of 50 km. The magnitude was originally reported as 5.8 but later downgraded to 5.7.
Did you feel it?
If you felt the earthquake, you can share your experience using the USGS Felt Report form.

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 adobe block and unreinforced brick with mud construction.
Last week’s quake
During the past week, another magnitude 5.2 tremor was reported in the area, also occurring close to Nemuro two days earlier.
Source: The U.S. Geological Survey