Japanese trading company Marubeni Corp (<a href="https://quote.jpx.co.jp/jpx/template/quote.cgi?F=tmp%2Fe_stock_detail&QCODE=8002&MKTN=T&cht=21&mode=D#chart" target="_blank">TYO:8002</a>) announced today it will build a 25-MW/103.7-MWh grid battery storage project on Hokkaido island.