Sumitomo Rubber Industries Ltd. (TYO:5110) plans to launch Japanese sales of the Dunlop Sportmax Q4 hypersport radial motorcycle tire. Developed and produced in the U.S., the tire is set for phased-in Japanese sales from March 1, 2019. One front tire size and five rear tire sizes are to go on sale. The first Sumitomo Rubber hypersport radial to be sold…