JASM Kumamoto (second fab)

The 3nm plan is as reported by Focus Taiwan (CNA) in March 2026, replacing the 6/7nm plan in TSMC's February 2024 release. No volume production year is recorded: TSMC's 2024 release said operation by the end of 2027 and later reports suggest a later ramp.

Operating company

Japan Advanced Semiconductor ManufacturingSource: JASM Set to Expand in Kumamoto Japan (TSMC) (opens in a new tab) (operator statement), 2024-02-06; may be out of date

Location

Kumamoto, JapanSource: JASM Set to Expand in Kumamoto Japan (TSMC) (opens in a new tab) (operator statement), 2024-02-06; may be out of date

Type

Front-end wafer fabSource: JASM Set to Expand in Kumamoto Japan (TSMC) (opens in a new tab) (operator statement), 2024-02-06; may be out of date

Status

Under constructionEvidence: Credible press or imagery report, TSMC's Kumamoto unit fab swings to profit in Q1 (Focus Taiwan (CNA)) (opens in a new tab), 2026-05-16

Tech node

3nm (3nm class)Source: Taiwan government approves TSMC's 3nm upgrade for second Japan fab (Focus Taiwan (CNA)) (opens in a new tab), 2026-03-31

Wafer size

300mmSource: JASM Set to Expand in Kumamoto Japan (TSMC) (opens in a new tab) (operator statement), 2024-02-06; may be out of date

Availability

Early access What this band meansSample

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