Ashimori Industry, a Toyoda Gosei group company, will establish a new plant in Shimotsuke, Tochigi, to produce liners used for sewer-pipeline rehabilitation, including the Paltem L-UV method. The plant is scheduled to begin operations in the first half of 2028, supporting demand for infrastructure renewal in eastern and northern Japan.
TOPPAN group's Italian film manufacturer Irplast has installed a new production line using Bruckner's LISIM simultaneous biaxial-stretching technology to produce high-function BOPP film for recyclable monomaterial packaging. The new line is intended to strengthen global supply, with commercial production targeted by the second half of 2026; total plant capacity will reach up to 30,000 tonnes per year.
Tokyo Ohka Kogyo has completed the first-phase Pyeongtaek plant operated by its Korean subsidiary, TOK Advanced Materials, in Gyeonggi Province, South Korea. The facility includes a high-purity chemicals production building, warehouse and ancillary facilities, and is scheduled to begin operations in the first half of 2027 to supply semiconductor customers locally.
Tokuyama will install new production equipment at its Advanced Technology Commercialization Center in Yanai, Yamaguchi, to increase aluminum nitride powder production capacity by approximately 30% from current levels. The facility is scheduled to begin commercial operation in April 2028, supporting demand from semiconductor manufacturing equipment components and thermal-management materials amid growing AI-related investment.
Mitsubishi Materials will invest approximately ¥8 billion to upgrade hydrometallurgical and recycling equipment at its subsidiary Japan New Metals' Akita Plant, nearly doubling ammonium paratungstate (APT) production capacity to 2,400 tons per year. The project supports domestic tungsten resource circulation and reduces Japan's import dependence on the critical mineral.
ADEKA will build a new manufacturing plant for its high-performance TRANSPAREX clarifying agent at the third plant of subsidiary ADEKA KOREA CORPORATION in Wanju County, South Korea. The plant will be built in surplus space at an existing semiconductor-materials facility to secure supply as demand expands; construction is scheduled to run from December 2026 to June 2028, with operations beginning in November 2028.
ZEON has started construction of a new single-wall carbon nanotube (SWCNT) plant at its Tokuyama Factory in Shunan, Yamaguchi. The plant will use an advanced proprietary process based on the Super Growth method and is expected to begin full-scale operations in 2028, expanding production capacity several dozen times from the current level to meet growing lithium-ion battery demand.
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 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.
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, 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 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 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.
Mitsui Kinzoku plans to acquire land near its existing Malaysian plant and establish a new site from 2031 onward to expand production of VSP high-frequency printed-circuit-board copper foil and MicroThin carrier-supported ultra-thin copper foil. The new site is planned to add monthly capacity of 1,200 tonnes of VSP foil and 4 million sqm of MicroThin foil, supporting rising AI, semiconductor and data-center demand.
Mitsui Fudosan completed Mitsui Link Lab Toyocho 1 on July 31, 2026, a leasable wet-lab and office facility in Tokyo's Koto Ward with BSL2-capable specifications and hazardous-material storage. The company also began development of the planned Mitsui Link Lab Toyocho 2, expanding its Kanto-area life-science lab network to 10 sites including planned properties.
Arisawa Manufacturing announced additional fixed-asset acquisitions and equipment investments aimed at expanding production capacity. The disclosure does not provide further project details in the supplied text.
Mitsubishi Materials will invest approximately EUR 50 million to expand tungsten scrap processing capacity at H.C. Starck's flagship Goslar, Germany facility from 5,000 tonnes/year to 7,000 tonnes/year. New equipment construction will begin in 2026 and be completed in 2028. Post-investment, the facility is expected to source virtually all its tungsten feedstock from recycled material, strengthening Europe's critical minerals supply chain resilience.
Daiichi Kogyo Seiyaku decided on capital investment to strengthen its supply system for low-dielectric resin materials used in high-end servers, amid surging demand driven by data center and high-speed communication infrastructure expansion. The investment, targeting domestic and overseas production sites, totals approximately ¥10 billion and is planned to begin operation from fiscal 2027 onward.
TOWING, a Nagoya University-affiliated agritech startup, completed a demonstration plant in Numata City, Gunma Prefecture that converts livestock manure into high-functionality biochar 'Soratan' using large-scale carbonization equipment developed with Noritake's industrial furnace heating technology. The plant, TOWING's largest and third domestic site, reuses a disused municipal gymnasium and began operation in July 2026, with planned annual biomass input of 10,000 tons, one of Japan's largest capacities for biochar carbonization equipment.
JX Advanced Metals will invest about JPY 4 billion to expand processing capacity for sputtering targets used in advanced logic, HBM, and 3D-NAND chips at its South Korean subsidiary JX Korea. The investment introduces new processing equipment accumulated across the group's Japanese sites, roughly doubling the site's processing capacity versus FY2025 levels, with phased startup expected from FY2027 to meet booming AI data center-driven semiconductor demand.
Resahl Kosan Co., Ltd., a Saitama-based maker of microbial soil-improvement products, marked the one-year anniversary of its new Kamikawa Plant (Saitama Prefecture), built in March 2025 with roughly double the floor space of its previous factory. Automation of the production line allowed output of its flagship 'CalsNC-R' soil conditioner to surge from about 20 bags/month pre-pandemic to an average of 20,000 bags/month (peak 26,400 bags), driven by demand spikes from gardening YouTube coverage.
Allied Material Corporation, a Sumitomo Electric group company, will invest about ¥15.9bn to build a new plant near its Toyama Works (Iwase-Koshimachi, Toyama City) to strengthen stable supply of tungsten powder and tungsten carbide powder - materials essential for cemented carbide tools, semiconductor circuit wiring and electronic components amid global supply concerns. On a roughly 40,000 sqm site about 1km from the existing plant, the facility will raise reduction and carbonization capacity by about 1.5x, with operations targeted for H1 FY2028. The project is certified under METI's critical-minerals supply-security program and is eligible for a subsidy.
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