- Japan issues first ‘megaquake’ warning for Nankai Trough after strong temblorThe Washington Post
- Japan issues Nankai Trough ‘megaquake’ warning after 7.1-magnitude temblorNBC News
- Magnitude 7.1 earthquake rocks Japan prompting Tsunami AdvisoriesFox Weather
- A powerful quake hits off Japan’s coast, causing minor injuries but prompting new concernsYahoo! Voices
- Japan Warns of Elevated Risk of Giant Earthquake After Strong One HitsThe New York Times