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BESS units manufactured by Japanese company PowerX at OLY Powerstorage Midoricho, another project for which electricity market participation is managed by KEPCO subsidiary E-Flow, for customer Olympia. Image: Olympia / PowerX

Japan: Electric utilities KEPCO, Kyuden, make progress in emerging battery storage market

May 12, 2025
Regional electric utility companies in Japan are playing key roles in the delivery of battery energy storage system (BESS) resources.
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End of 2009 feed-in tariff brings new era for Japan’s solar homes

December 5, 2018
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.

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