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A residential area is submerged by a torrential rain overnight in Kyoto, western Japan, Sunday, July 15, 2012. Heavy rain triggered flash floods in western Japan after days of rains caused heavy damages in southern Japan which killed more than twenty. (AP Photo/Kyodo News) JAPAN OUT, MANDATORY CREDIT, NO LICENSING IN JAPAN, CHINA, HONG KONG, SOUTH KOREA AND FRANCE

Flash floods devastate Japan

Most of the quarter-million people who fled massive flooding in

southwest Japan were able to return home by July 16 but the danger had

not fully passed from record rains that have killed at least 28 people.