Tsunami alert for Japan after 7.5-magnitude earthquake – with 10ft waves expected ‘immediately’

As alarms blared and TV screens flashed “Tsunami! Evacuate!”, coastal towns moved with a grim, practised urgency born from past tragedy. Parents grabbed children, elderly residents were guided toward higher ground, and fishing crews steered vessels into deeper waters, hoping to ride out whatever came next. Bullet trains ground to a halt, leaving stations eerily still as the country braced.