Sales of studless winter tires in Japan have been brisk for the past few years thanks to the snowfall. According to Japan Automobile Tyre Manufacturers Association (JATMA), 25.96 million snow tires were sold in Japan in 2014, marking a year-on-year increase of 4.0 percent. Studless tires accounted for 99.8 percent of all snow tire sales: 25.92 million units sold, up…