Idemitsu Kosan Co., Ltd. is specialized in the production and refining of petroleum products. Net sales break down by category as follows:
- refining of petroleum products (78.8%): fuels, lubricants, kerosene, etc. At the end of March 2019, the group operated 6 refineries in Japan;
- manufacturing of petrochemical products (12.5%): activity carried out in 2 production sites located in Japan;
- exploration and production of oil, coal, uranium and geothermal resources (7%);
- other (1.7%).
Net sales are distributed geographically as follows: Japan (69.8%), Asia-Pacific (19.2%), North America (7.2%), Europe (2.4%) and others (1.4%).
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