Women wearing yukatas, a more casual type of kimono, sprinkle water on the ground during a campaign warning against the hot summer season in Tokyo, August 20, 2010. The Fire and Disaster Management Agency said 31,579 people nationwide were sent to hospital with heat stroke between May 31 and August 15, the highest number since the agency started keeping figures in 2008. (KAZUHIRO NOGI/AFP/Getty Images)