People across most of the country should be preparing to bundle up.
Electricity shortages could mean chilly winter for some
Slippers made of heat-producing materials are popular at an Ito-Yokado Co. supermarket in Tokyo's Ota Ward. (Jun Kaneko)
People across most of the country should be preparing to bundle up.
Slippers made of heat-producing materials are popular at an Ito-Yokado Co. supermarket in Tokyo's Ota Ward. (Jun Kaneko)