Utility Osaka Gas and developer Sonnedix are installing what is claimed to be the largest battery storage facility co-located with renewable energy generation in Japan so far.

Regional electric utility companies in Japan are playing key roles in the delivery of battery energy storage system (BESS) resources.

Residential PV system owners who signed up to Japan’s feed-in tariff policy for 10-year contracts, that will soon expire, may be able to find new ways to benefit from their solar using battery storage.