A significant seismic event registering a preliminary moment magnitude of 5.5 was confirmed off the east Coast of Aomori Prefecture, Japan. The earthquake occurred on January 22, 2026, at 14:31 UTC.
The epicenter was situated in the maritime zone east of Aomori, a region characterized by high tectonic activity along the subduction zone boundary. The event originated beneath the seafloor, generating notable ground motion recorded by monitoring networks across the region.
At the time the tremor was registered, the immediate vicinity of the nearby coastal area experienced light snow. Local meteorological observations indicated temperatures were slightly below freezing, measuring approximately -0.3°C, providing context to the environmental conditions during the seismic occurrence.
Data regarding magnitude, hypocenter depth, and satellite coordinates may be subject to updates by seismic agencies in the coming hours.
Our editorial team carefully monitors seismic data to provide in-depth analysis. Explore our real-time interactive Live Map for more details.