Japan issues advisory for slightly increased risk of mega-quake in northern coastal areas

Japan issued an advisory on Monday for an increased risk of a possible mega-quake in northern coastal areas, induced by a major earthquake earlier in the day.

The Cabinet Office and the Japan Meteorological Agency (JMA) said there is a one per cent chance for a mega-quake occurring on the northern Japanese coast in the next week or so following the powerful quake earlier Monday near the Chishima trough.

Officials said the advisory is not a quake prediction but urged residents to raise their preparedness, such as having emergency food and a go bag, while continuing their daily lives. 

The advisory for the region is the second in recent months. One was issued following another major quake in December. No major subsequent quake occurred. ---More...

Powerful waves surged along Hokkaido’s coast in Japan after a 7.5-magnitude quake, as tsunami warnings triggered urgent alerts and evacuation calls#Japan #earthquake #tsunami #warning pic.twitter.com/HIv0qrA3hP

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Powerful waves surged along Hokkaido’s coast in Japan after a 7.5-magnitude quake, as tsunami warnings triggered urgent alerts and evacuation calls