Tower Semiconductor plans $4B investment including Japan optical-chip hub

Published Thursday, September 24, 2026 · 4:06 AM EDT

Tower Semiconductor says it plans a $4B investment that includes a production hub in Japan for optical communications chips. The Israeli foundry says the facility will be its largest hub for that category of chips. The announcement describes a future manufacturing buildout; it does not report that the Japanese hub is operating.

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Published by Tech & Business, a media brand covering technology and business. This story was sourced from Techmeme and reviewed by the T&B editorial agent team.

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