Showa Shell Sekiyu K.K. is a Japanese energy company engaged in the refining, supply and marketing of petroleum products. A member of the global Royal Dutch Shell group, the company operates an integrated business model that spans crude oil procurement, refining operations and product distribution. Showa Shell Sekiyu focuses on delivering gasoline, diesel, jet fuel and liquefied petroleum gas (LPG) to a broad range of customers in the automotive, aviation and industrial sectors.
The company’s core operations include a modern refinery in Mie Prefecture, where it produces fuel and petrochemical products such as naphtha, gasoline, diesel, kerosene and bitumen. In addition to fuel products, Showa Shell Sekiyu manufactures and markets lubricants, petrochemical feedstocks and asphalt products. The company has also expanded its portfolio to incorporate biofuels and invest in solar energy projects, reflecting a strategic focus on diversifying its energy mix and reducing carbon intensity.
Showa Shell Sekiyu’s distribution network encompasses over 2,700 retail service stations across Japan, operating under the Shell brand. These outlets provide fuel retailing, convenience store operations and vehicle maintenance services. Beyond the retail channel, the company supplies jet fuel to major airports, LPG to residential and commercial users, and bulk fuel to maritime and power generation customers, supporting a wide array of industries throughout the country.
Tracing its origins to a post-war collaboration between Showa Oil and Shell, Showa Shell Sekiyu has built a reputation for operational excellence and customer service. Headquartered in Tokyo, the company leverages Shell’s global research and development capabilities to adopt advanced refining technologies and environmental best practices. Through its integrated business structure and strategic alignment with the Shell group, Showa Shell Sekiyu remains a key player in Japan’s energy landscape.
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