A Japanese megabank is tapping into what may be the country’s first solar panel farm located in a sheep pasture for renewable energy to power buildings housing the bank’s domestic branches. As part of its efforts to reduce carbon emissions, MUFG Bank has signed a contract with Osaka Gas Co. and Machiokoshi Energy Co. for the bank to receive electricity generated from an 89-hectare pasture in the coastal town of Shiranuka in Hokkaido. The farm is expected to produce about 19 gigawatt-hours annually, enough to power about 4,000 Japanese households a year. Machiokoshi Energy, a local power genera…