Tokyo-based battery energy storage platform Polarstar Energy KK has announced that its Chikudenjo No. 1 LLC subsidiary has secured a 40-MW/240-MWh grid-connected battery project in Japan's third <a href="https://renewablesnow.com/news/japan-awards-1-25-gw-of-battery-storage-in-decarbonisation-auction-1294742/" target="_blank">Long-Term Decarbonisation Electricity Capacity Auction (LTDA)</a>.