Bankrupt Japan chipmaker JS Foundry stumbled by misjudging market, China

Some of government-backed company's sales employees had zero experience

20250729N JS Foundry 1

JS Foundry's four-decade-old plant was meant to be revitalized and become a model for other old chip factories. (Photo obtained by Nikkei)

RYO MUKANO

TOKYO -- Miscalculations over sales, market conditions and Chinese rivals paved the way for the July 14 bankruptcy filing by JS Foundry, a government-backed contract manufacturer once positioned as a model for aging Japanese semiconductor plants.

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