SoftBank will manufacture zinc-halogen batteries at its Osaka AI data center campus, targeting gigawatt-hour production by 2028 and ¥100B revenue by 2030.

SoftBank will manufacture zinc-halogen batteries at its Sakai, Osaka facility, targeting gigawatt-hour-scale production by March 2028. The water-based electrolyte technology eliminates thermal runaway risk, a critical advantage for co-located energy storage inside AI data centers.

Key facts

Gigawatt-hour-scale production target by March 2028

¥100 billion ($637 million) annual revenue goal by fiscal 2030

Sakai site: 440,000 sq meters, 150+ MW data center

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