Tokyo, Dec. 9 -- A day after a magnitude 7.5 earthquake struck northern Japan officials on Tuesday have issued an alert for a potential megaquake in the area as per a report by NHK Japan.

The officials at Japan's Meteorological Agency have issued an alert for a potential mega quake following December 8's earthquake.

As per NHK Japan, a mega quake could trigger tsunami along Japan's Pacific coast from Hokkaido to Chiba Prefecture.

People along the Pacific coast in those areas have been told to remain on the alert during the next week, even though an evacuation recommendation will not be issued. The alert is the first since this category of warning was started in 2022.

The earthquake was recorded off the eastern coast of Aomori Prefectu...