Japan Issues First-Ever Megaquake Alert for Hokkaido-Sanriku
Echoes of the 2011 Tohoku nightmare resurface as authorities activate the nation's first Hokkaido-Sanriku megaquake alert after a 7.5 tremor off Aomori injured 51 and sparked minor tsunamis up to 3 meters.
#QuakeAlert #MegaTsunami