Japan awards 1.25 GW of battery storage in capacity market auction

Third long-term decarbonization auction sees significant drop in BESS bids due to new rule on storage duration. However, awarded capacity for battery storage remained relatively strong. May 16, 2026 Matthew Lynas From ESS News Japan’s battery storage sector secured 1.25 GW of awarded capacity across 19 projects in the country’s latest long-term decarbonization auction (LTDA). […] The post Japan awards 1.25 GW of battery storage in capacity market auction appeared first on Power Wattz Solar | Off Grid Solar Solutions | Battery Backups .