JScopeJapan Capex

ADEKA to double photo-acid generator capacity at Chiba plant

Materials & ChemicalsChibasemiconductor-supply-chain

ADEKA will expand production equipment for photo-acid generators used in advanced semiconductor photoresists, including EUV lithography, by adding a manufacturing line inside an existing building at its Chiba plant in Sodegaura. The approximately ¥1 billion investment is scheduled to start construction in January 2027, finish in February 2028, and begin commercial operations in September 2028, doubling capacity from the current level.

Company
ADEKA Corporation
Investment
¥1B total
Location
Chiba, Sodegaura
Capacity
Approximately 2 times current capacity
Announced
Aug 20, 2026
Ticker
4401
Phase
planned
Construction start
Jan 1, 2027
Completion
Feb 1, 2028
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Fujifilm completes new advanced semiconductor materials building at Oita plant

NewMaterials & ChemicalsOitaCompleted¥7B

Fujifilm has completed a new building at the Oita plant of Fujifilm Electronics Materials Co., Ltd. and began operations in August 2026. The facility manufactures and tests post-CMP cleaners, adding automated production equipment and quality-evaluation instruments to expand the plant's manufacturing capacity to three times its previous level, supporting growing AI-semiconductor demand.

ADEKA launches new Semiconductor Innovation Center in Kuki

NewR&D FacilitiesSaitamaCompleted¥12B

ADEKA has begun full-scale operations at its new Semiconductor Innovation Center within the ADEKA Technology Center Kuki in Saitama. The facility consolidates and expands semiconductor-materials research, with cleanrooms and evaluation equipment for advanced front-end and back-end semiconductor materials.

Denco Techno Heat to relocate and build a new Suzuka heat-treatment factory

NewMaterials & ChemicalsMiePlanned

Denco Techno Heat, a wholly owned subsidiary of DKK Co., Ltd., will relocate its Suzuka factory to a newly acquired site in Kono-cho, Suzuka, Mie. The new facility will use DX, robotics and automated induction-heating equipment to raise production capacity by 30% versus the existing plant, with a planned 244 kW self-consumption solar installation. The factory building is scheduled for completion in March 2027, with all equipment relocation due to finish in January 2028.

Tokuyama opens new semiconductor polysilicon plant in Ho Chi Minh City

NewMaterials & ChemicalsVietnamCompleted¥3.5B

Tokuyama held the opening ceremony for a new semiconductor-grade polysilicon plant operated by its wholly owned subsidiary Tokuyama Vietnam in the Phu My 3 Special Industrial Park, Ho Chi Minh City. The facility will crush and wash polysilicon and serve as an overseas supply-chain hub, with trial operations and quality verification to follow.

Mitsubishi Chemical to install ultra-high-purity colloidal silica production equipment in Kitakyushu

NewMaterials & ChemicalsFukuokaPlanned

Mitsubishi Chemical will commercialize ultra-high-purity colloidal silica for polishing slurries used in advanced semiconductor manufacturing by installing new production equipment at its Kyushu Plant in Kitakyushu, Fukuoka. Commercial operations are scheduled to begin in October 2028, supporting semiconductor materials demand driven by generative AI and data centers.