Electric Power Development

Electric Power Development Co., Ltd., known as J-POWER, operates as a wholesale electric utility specializing in power generation, transmission, and supply. The company develops and manages diverse sources, including large-scale hydroelectric and thermal plants, plus critical transmission infrastructure. Its expertise delivers robust, high-capacity energy solutions for national grids.

Established in September 1952 by the Japanese government, J-POWER’s formation addressed Japan's severe postwar electricity crisis. The core insight was the urgent need for a centralized entity to rapidly construct extensive power generation and transmission capabilities, essential for infrastructure rebuilding and economic growth.

J-POWER primarily serves other utility companies, ensuring consistent, dependable electricity supply nationwide. The company’s long-term vision focuses on providing critical power infrastructure while advancing sustainable energy solutions. It aims to secure stable, environmentally sound energy, aiding national economic resilience and societal well-being.