Some of the leading energy storage companies in Japan include Panasonic, Toshiba, NEC, and Hitachi. These companies are committed to driving the country's transition to a more sustainable and resilient energy future. . This page is a list of power stations in Japan that are publicly or privately owned. Japan had 1,671MW of capacity in 2022 and this is expected to rise to 10,074MW by 2030. Listed below are the five largest energy storage projects by capacity in. . Leapton Energy offers a range of energy storage systems, complementing their high-quality solar modules that come with extensive warranties. Egenera offers a robust cloud platform. . In response to this issue, Sumitomo Corporation aims to expand its business of storing energy nationwide in Japan by developing a large-scale energy storage platform that can compensate for this lack of transmission line capacity. (COD in 1957) It has the largest. .