Synthetic rubber production for 2023 totaled 1,158,183 tons, down 16.0% from the previous year, according to a report by the Synthetic Rubber Industry Association. Production of general-purpose rubber, mainly used for tires, fell sharply, with SBR down 10.9% and BR down 15.5%. The Japan Automobile Tire Manufacturers Association (JATMA) reported a 3.4% decline in tire production for the same year….