Nitto Japan Co. Ltd., a subsidiary of Toyo Tire & Rubber Co. Ltd. (TYO:5105) selling Nitto brand tires in Japan, will in February launch sales of the NT555G2 ultra high performance (UHP) tire for high-end cars and the NT421Q fuel-efficient SUV tire. The NT555G2 has inherited the stability and excellent dry-grip performance from its predecessor and has, while being a…