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SoftBank partners with South Korea's Cosmos Lab and DeltaX to mass-produce next-gen data center batteries in Japan, targeting 1 GWh/year from FY2027.

SoftBank has partnered with South Korean companies Cosmos Lab and DeltaX to mass-produce next-generation data center batteries in Japan, aiming for an annual output of one gigawatt-hour starting in fiscal year 2027, Bloomberg reports.

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