SB Energy LLC, a renewable energy arm of Japan's SoftBank Group Corp (<a href="https://www2.jpx.co.jp/tseHpFront/StockSearch.do?callJorEFlg=1&method=&topSearchStr=9984" target="_blank">TYO:9984</a>), announced the commencement of commercial operation of the 900-MWdc Orion Solar Belt portfolio in Texas last week.