Sustainable infrastructure investor Actis’s renewable energy platform in Japan has closed financing on a 50MW/196MWh battery storage project.

Trina Storage, the battery storage arm of major Chinese solar PV company Trinasolar, has signed a 1GWh MoU to supply products in Japan.

Japanese utility Tokyo Gas has entered into a long-term offtake agreement for a 49.7MW/202.1MWh battery storage project in Fukushima Prefecture.

Waratah Super Battery developer Akaysha Energy and partners have begun construction of a large-scale battery project in Fukuoka, Japan.

Developers of battery storage projects across Southeast Asia must heed lessons learned elsewhere and engage with key stakeholders as early as possible, Energy-Storage.news has heard.

This special Japanese market roundup covers large-scale BESS project announcements from PowerX, Eku Energy and SMFL.

The Japanese association of grid operators has selected 19 battery storage projects totalling 1,251MW in the third running of a national capacity market auction.

Japanese telecoms tech company Softbank Corporation has launched a battery cell and battery energy storage system (BESS) manufacturing arm in its home country.

Energy storage developer and system integrator Energy Vault has released its Q1 2026 financial results, showing expansion in its project portfolio, AI infrastructure activities, and operations in Australia and Japan.

Australia, India, Japan, and the Philippines are driving a transformation in the APAC batteryenergy storage market, says Trina Storage.