Japan, March 5 -- GF Corporation (hereinafter "GF") and JR East Energy Development Company, Ltd. (hereinafter "JED"), together with Sumitomo Corporation, which participates in the Project as the aggregator, commenced commercial operation of the Makikawa Masaki Wind Farm (hereinafter the "Project") under Japan's Feed-in Premium (FIP) scheme on March 1, 2026.The Project was developed and constructed by Makikawa Masaki Wind Farm LLC, a special-purpose company jointly established by GF and JED, and reached completion on February 28, 2026. Electricity generated by the wind farm, together with its associated environmental value, will be fully purchased by Sumitomo Corporation from March 1, 2026, and sold to customers through market transactions a...