Why are Japanese companies investing in battery energy storage systems?

Sign up here. That is creating surging interest in battery energy storage systems (BESS) to smooth mismatches in supply and demand. Since December 2023, companies have announced investments of at least $2.6 billion in Japanese battery storage projects, according to calculations by Reuters.

Why are battery storage systems being installed in Japan?

Several megawatt-hours of residential battery storage systems, typically paired with solar PV, are being installed in Japan on a monthly basis. This is largely due to concerns about losing power at home, given the seismic activity the country is frequently subject to, as well as extreme weather events like typhoons.

Does Japan need energy storage?

With Japan targeting a 36-38% share of renewable energy in its generation mix by 2030 and carbon neutrality by 2050, the government identified support for and promotion of energy storage as a key pillar of the Green Transformation Act announced in 2021.

How does Sungrow help reduce energy costs in Japan?

As electricity prices in Japan continuing to rise, household energy expenses have become a growing concern. Sungrow’s residential storage system features multiple operation modes, enabling the efficient use of solar power to reduce electricity costs and support sustainable energy consumption.

How big is Japan's battery storage capacity?

Rystad forecasts Japan's battery storage capacity could reach about 4 GW based on projects under construction, planned and awarded, which would require $6 billion in investment.

How much battery power does Japan have?

As of March, Japan had 0.23 GW of grid-connected BESS, according to METI. By comparison, China has 75 GW and the U.S. has installed nearly 26 GW of battery storage capacity, according to the Energy Institute.