Japanese utility Electric Power Development Co Ltd (<a href="https://quote.jpx.co.jp/jpx/template/quote.cgi?F=tmp/e_stock_detail&MKTN=T&QCODE=9513" target="_blank">TYO:9513</a>), also known as J-Power, announced today the start of commercial operations at a 14.9-MW geothermal power plant in Japan’s Iwate prefecture.