More than 100 aftershocks hit Japan after powerful quake that killed 13
Watch: Explosion at Japan mall after earthquake Japan's south-western Kyushu region has had more than 100 aftershocks since it was struck on Tuesday by a powerful earthquake which left at least 13 people dead. Many others were said to be in cardiac arrest - a term often used in preliminary reports in Japan before a death is officially confirmed. In searing heat, rescue crews are digging through the rubble at a paper factory and a shopping mall in Kumamoto prefecture, looking for trapped survivors. The mall suffered an explosion in the hour after the quake struck.