Human-sized refrigerated cabin, hats equipped with solar-powered fans, portable semiconductor fans: East Asian countries are developing innovative technological devices to protect themselves from extreme temperatures.
With the heat continuing, sales of heat-relief goods such as parasols, face covers, and handheld fans are increasing at supermarkets and general merchandise stores throughout the prefecture. Functional products such as lightweight parasols that can be used in both sunny and rainy weather, and fans that provide a cooling sensation by touching a chilled metal surface to the skin, are proving popular. Aeon Ryukyu has doubled the size of its sales f…