Japan's Meteorological Agency issued tsunami warnings at 12:15 am on Sunday for the Amami Islands and the Tokara island chain in Kagoshima Prefecture, reported NHK World. The agency said that a 120-centimetre tsunami has been observed in Kominato on Amami-Oshima Island. Dozens of tsunami up to 90 centimetres have been observed along Japan's Pacific coast from the southern island of Kyushu to the northern island of Hokkaido, reported NHK World ...