Japan Issued Its First ‘Megaquake’ Warning After Powerful Tremor - Bloomberg
- Japan Issued Its First ‘Megaquake’ Warning After Powerful Tremor Bloomberg
- Japan’s PM cancels overseas trip after experts issue ‘megaquake’ warning The Guardian
- Japan's scientists warn of a 'megaquake': What it means The Times of India
- Strong 7.1 earthquake rattles southwestern Japan, triggers tsunami advisories USA TODAY