The Japan Meteorological Agency upgraded its tsunami warning and said waves of up to three metres were expected. The waves were likely to hit the northern and eastern coasts of Japan as far as Wakayama, south of Osaka, between 10am and 11.30am local time.

Workers at the stricken Fukushima nuclear plant in northeast Japan were evacuated Wednesday after an 8.7-magnitude earthquake off Russia’s far east triggered tsunami warnings around the Pacific. “We have evacuated all workers and employees” at the Fukushima Daiichi plant — which went into meltdown after being hit by a tsunami in 2011 — a spokeswoman for plant operator TEPCO told AFP,

Workers at the stricken Fukushima nuclear plant in northeast Japan were evacuated Wednesday after an 8.7-magnitude earthquake off Russia's far east triggered tsunami warnings around the Pacific.