Powerful earthquake hit northeastern Japan early Thursday, injuring at least five in Iwate and Aomori prefectures . Initially pegged at magnitude 6.9, revised to 7.2 later. Epicenter was in Pacific,just east of Iwate.
Injuries reported as minor. After quake,tsunami warning came but lifted within minutes. Authorities warn locals to brace for aftershocks in coming week.
No incidents at nearby nuclear sites,including Fukushima-1 Nuclear Power Plant . But quake did halt railway services,high-speed trains suspended across northeast.
Emergency crews assessing situation,focus on public safety and restoring normalcy. As residents recover,officials keep close watch on seismic activity…
