Japan's ethylene production in November edged up 3.4% from October to 598,700 mt, and jumped 10.8% year on year, the Ministry of Economy, Trade and Industry has been reported by Platts. Japan's exports of ethylene and ethylene derivatives in October had fallen 8.1% from September to 189,400 ethylene equivalent tons (EET). October exports were up 20.2% year on year, according to the data.