The sun shines above solar panels at the Kushiro Hoshigaura SolarWay solar photovoltaic power plant operated by Kokusai Kogyo Holdings Co., a unit of Japan Asia Group Ltd., in Kushiro, Hokkaido, Japan, on Friday, May 10, 2013. Japan is expected to become the largest solar market after China this year, according to estimates by Bloomberg New Energy Finance. Photographer: Yuriko Nakao/Bloomberg via Getty Images