The tsunamis triggered by Kikai obliterated coastal towns.
由Kikai引起的海啸毁灭了沿海城镇。
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Kikai weighed in at 7 on the standard volcanic explosivity index (VEI), which runs from 1 to 8, VEI 8 being reserved for the sort of mega-eruptions that cause ice ages and mass extinctions.
About sixty-three hundred years ago, a flyspeck island off southern Kyushu named Kikai exploded with a force that would dwarf all the more famous volcanoes that have since erupted around the world.