A powerful 7.6 magnitude earthquake has been recorded 231 miles east of Japan's Honshu island, the US Geological Survey said.
The Japanese weather agency issued a yellow warning for a 1m tsunami in Japan's Fukushima region, due to hit the coast at 6.42pm UK time.
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One story dominates Thursday's front pages with some newspapers printing emotive pleas to voters to keep the United Kingdom as one.
After a mild start temperatures should pick up, with the south of England seeing highs of 26C.
In Edinburgh tonight you can hear it and feel it. The buzz, the banter of the day and the thrilling sense something big is coming tomorrow.