Parasols Do Double Duty this Summer

Advertising at Matsuya Ginza urges customers to stay apart with parasols. (Photo courtesy of the author)

Frilly pink and botanical print parasols are on offer at Matsuya Ginza. (Courtesy of the author)

An infrared thermography image shows the temperature difference with and without a parasol. (Courtesy of World Party)

Schoolchildren using light- and heat-blocking parasols. The dark shadows cast by the parasols are visible on the sidewalk. (Courtesy of World Party)