According to the Japan Meteorological Agency, a 6.7-magnitude earthquake occurred off the eastern coast of Aomori Prefecture, Japan, at noon on the 12th. Kyodo News reported on the same day that, at this stage, there have been no abnormal reports from the Higashidori Nuclear Power Plant in Aomori Prefecture or the Onagawa Nuclear Power Plant in Miyagi Prefecture.
The Japan Meteorological Agency issued a 'tsunami advisory' for the Pacific coasts of Aomori Prefecture and central Hokkaido, as well as Iwate and Miyagi Prefectures, predicting that the tsunami could reach up to 1 meter.
The Japan Meteorological Agency initially reported the magnitude of the earthquake as 6.5, but later revised it to 6.7.