{"id":"7cc3015d-47e3-41e5-b9f1-3f120ead46ef","slug":"softbank-openai-sakai-osaka","name":"SoftBank/OpenAI Sakai AI Data Center (former Sharp LCD plant)","aliases":["Sharp Sakai AI data center","SB OpenAI Japan Sakai","Stargate Japan Sakai"],"locationId":"e4867342-5fd9-4533-ae42-af1e5dd82729","lat":34.5833,"lng":135.4667,"locationPrecision":"city","landStatus":"brownfield","lifecycleState":"under_construction","powerSourceMix":"grid","interconnectionQueueStatus":null,"interconnectionQueueId":null,"expectedEnergizationDate":null,"dedicatedSubstation":null,"gridOperator":"other","waterSourceNotes":null,"servingUtility":null,"acreage":108.7,"totalBuildingSqft":null,"streetAddress":null,"notes":"SoftBank is converting a defunct Sharp LCD panel factory in Sakai, Osaka (bought for ~$676M / 100bn yen) into an AI data center, operated with OpenAI via the SB OpenAI Japan JV and positioned as the Japanese anchor of the Stargate project. Capacity starts around 150MW, expanding to over 240MW (reported up to ~250MW by FY2028); Nikkei estimated ~100,000 GPUs and total spend approaching ~$6.7B at full scale. 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