The US Pacific Tsunami Warning Center said on December 8 that the earthquake near Aomori Prefecture in Japan may have caused dangerous tsunami waves along the coasts of Japan and Russia within 1,000 km of the epicenter.

The US Pacific Tsunami Warning Center said on December 8 that the earthquake near Aomori Prefecture in Japan may have caused dangerous tsunami waves along the coasts of Japan and Russia within 1,000 km of the epicenter.