JScope

NGK Insulators to build ¥70bn semiconductor-ceramics plant in Nomi, Ishikawa

Semiconductors & ElectronicsIshikawasemiconductor-supply-chain

NGK Insulators will invest about ¥70bn to build a new production site in Nomi, Ishikawa for ceramics used in semiconductor manufacturing equipment. Output will be handled by subsidiary NGK Ceramic Device, with mass production targeted from October 2029, to meet demand growth driven by AI-era chip investment.

Company
NGK Insulators, Ltd.
Investment
¥70B
Location
Ishikawa, Nomi
Announced
Apr 24, 2026
Ticker
5333
Phase
planned
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Tamagawa Electronics to build second factory in Ayase, Kanagawa

NewSemiconductors & ElectronicsKanagawaPlanned¥1.5B

Tamagawa Electronics, a subsidiary of Tamagawa Holdings, plans to build a second factory near its headquarters in Ayase, Kanagawa, to expand production capacity for telecommunications and electronic equipment serving social infrastructure demand. JFE Conform has been selected as the planned construction contractor, with handover scheduled for December 2027.

Kioxia to build new K3 flash-memory manufacturing building at Kitakami Plant

Semiconductors & ElectronicsIwatePlanned

Kioxia Corporation plans to construct K3, a new manufacturing building at its Kitakami Plant in Iwate, Japan. The project expands the company's domestic 3D flash-memory manufacturing capacity; the disclosure does not state an investment amount, capacity, contractor, or schedule.

HOYA to rationalize and expand electronics manufacturing equipment at three Japanese factories

Semiconductors & ElectronicsYamanashi; TokyoPlanned¥5.7B

HOYA plans a ¥5.695 billion investment to rationalize and expand electronics-related product manufacturing equipment at its Nagasaka, Hachioji, and Akishima factories. The projects are located in Hokuto, Yamanashi, and Hachioji and Akishima, Tokyo; no construction schedule or post-investment capacity is disclosed.