Japan futures hit 15-year high on firm raw material costs, Ivory Coast port congestion

By Emily Ou YongJapanese rubber futures surged to a 15-year high on Thursday as the market reopened after a three-day holiday, driven by firm raw material costs and supply concerns caused by port congestion in one of the top rubber producers, Ivory Coast.($1 = 157.9200 yen)($1 = 6.7168 Chinese yuan)