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Kioxia weighs new NAND fab as AI demand drives long-term expansion plans

Kioxia is evaluating the construction of a new NAND flash manufacturing facility at its Kitakami site in Iwate Prefecture, aiming for production to begin after 2029–2030 as the company prepares for sustained growth in AI-driven storage demand. The discussions indicate a potential long-term capex program to bolster memory capacity beyond existing fabs. The reported plan does not confirm a final investment decision, budget, or detailed timeline, and regulatory or site-approval steps could shape the ultimate scope. If pursued, the new fab would contribute to Japan’s memory-production footprint and could help address supply tightness in data centers, cloud services, and AI workloads, potentially influencing NAND pricing and supplier dynamics. The development aligns with broader industry trends where AI-driven compute and storage workloads are boosting demand for advanced memory technologies, encouraging manufacturers to expand fabrication capacity and diversify regional production. In the near term, investors and suppliers will be watching for official confirmations, financing structures, job creation, and anticipated ramp schedules, as well as how any expansion interacts with ongoing pressure on supply chains for semiconductors.