She described dragon-like shapes moving toward the region—imagery some link to seismic activity.
Tatsuki believes this coming disaster could be three times worse than the 2011 tsunami that killed nearly 20,000 people.
Though scientists stress there’s no evidence for her claims, experts agree the region—part of the Pacific Ring of Fire—is prone to major earthquakes and tsunamis.
Online reactions range from skepticism to cautious concern, with some urging preparedness just in case.