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TSMC brings 3nm to Japan
TSMC is doubling down on Japan. By upgrading its second Kumamoto facility to 3-nanometer production, the chipmaking giant has turned what was once a secondary supply-chain hedge into a cornerstone of its global strategy to dominate advanced AI silicon.
TSMC has decided to upgrade its planned second Kumamoto wafer fab from the originally intended 6/7nm node to mass production of advanced 3nm chips, notifying the Japanese government and negotiating revised support and investment terms.

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IN THE NEWS
Friday 6 February 2026
TSMC’s 3nm bet in Japan signals a deeper Taiwan-Japan tech pact
To meet the surging demand driven by AI, TSMC is upgrading its second wafer fab under construction in Kumamoto, Japan, to use more advanced 3nm process technology. This development...
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Thursday 5 February 2026
TSMC goes all-in on Japan: Kumamoto Fab 2 upgraded to 3nm powerhouse
TSMC has formulated a plan to mass-produce advanced 3nm chips in Kumamoto Prefecture, marking an unprecedented move within Japan. The company has notified the Japanese government of...