As a solution, the utilization of battery energy storage systems is gaining attention. Battery energy storage systems charge electricity during periods of high-power generation and supply it during periods of high consumption, enabling the effective use of renewable energy and the adjustment of power supply and demand balance.
Tokyo, December 9, 2025 — Pacifico Energy K.K. (Head Office: Minato-ku, Tokyo; President & CEO: Hiroki Matsuo; hereinafter “Pacifico Energy”) today announced that it has commenced commercial operation of a grid-scale battery storage facility developed by the company in Tokyo Area.
LS Electric's project will connect to the grid of Tohoku Electric Power, which is responsible for the electric system in Japan's eastern Tohoku region. The company said the Japanese market is growing quickly, helped along by subsidy schemes.
Saft will deliver a fully integrated lithium-ion (Li-ion) battery system with a total of over 1 gigawatt-hours (GWh) of storage, together with power conversion and power management systems
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With this operation, Pacifico Energy has entered the Tokyo power market—its third regional market following Hokkaido and Kyushu. By operating across multiple regions, the company
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Tokyo''s new large-scale energy storage project is set to begin construction in Q1 2025, marking Japan''s most ambitious battery storage initiative to date. This renewable energy solution aims to address
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By connecting to the power grid in the Tokyo area for charging and discharging, it will contribute to stabilizing the supply-demand balance. The project has also been selected to receive a
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A large-scale battery energy storage system is required in Japan to address electrical power output fluctuations destabilizing the supply and demand balance, and to expand the use of renewable
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In addition to efficient storage and supply in line with power supply and demand, the system provides a management system for supplying high-quality power and adjustment capabilities
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LS Electric will deploy a 20MW/90MWh battery energy storage system (BESS) in Japan after it was awarded the contract through a competitive solicitation process.
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Tokyo Century will invest in four wholly-owned extra high-voltage grid-scale battery storage projects totaling 101MW/386.3MWh, the company announced on December 12, 2025. The assets
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Particularly in the grid-scale battery business, we plan to accumulate expertise and enhance our business execution capabilities by working on self-developed projects, centered on extra-high
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This battery energy storage system will be the first to be newly constructed in Tokyo and has been selected for the Tokyo Metropolitan Government''s Project to Support the Introduction of
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