Fuso Chemical

What Fuso Chemical does

Fuso Chemical Co., Ltd. (扶桑化学工業株式会社) is a Japanese specialty chemicals manufacturer founded in 1957 and headquartered in Osaka, publicly listed on the Tokyo Stock Exchange under ticker 4368.T. The company operates two business segments: Life Sciences, which produces and sells organic acids under the "Fruit Acids®" brand — including malic acid, citric acid, gluconic acid, lactic acid, tartaric acid, fumaric acid, and succinic acid — used as acidulants, pH adjusters, and shelf-life enhancers in food, beverage, pharmaceutical, cosmetic, and industrial applications; and Electronic Materials, anchored by Quartron® ultra-high-purity colloidal silica (99.9999% purity, 10–15 nm particle size), which is the primary raw material for CMP slurry used in semiconductor wafer planarization at advanced nodes. Fuso Chemical is Japan's only domestic manufacturer of malic acid and pioneered global mass production of ultra-high-purity colloidal silica for semiconductors in 1987. Its Kashima Office operates a world-class 25,000 ton/year malic acid plant and is also Japan's largest producer of fumaric acid.

The company manufactures through an integrated, multi-country network: four production sites in Japan (Osaka, Kyoto First/Second Factories, Kashima, New Osaka, Sakai), plus wholly-owned subsidiaries — Qingdao Fuso Seiren Kako (China, since 1994, food additives and metal silicon processing), FUSO Thailand (since 2008, ASEAN food additive formulations), and PMP Fermentation Products (Illinois, US, gluconic acid and sodium gluconate; North America's only gluconic acid manufacturer). It serves semiconductor manufacturers (CMP slurry formulators and downstream fabs), global food and beverage companies, pharmaceutical and cosmetics firms, and industrial customers (concrete admixtures, metal treatment, agriculture). The company also pursues a continuous R&D pipeline — including trigger-function "Coated Fruit Acids™", hollow silica powder (MirariCa™), high-dispersibility silica coat (FDC™), and slow-release silica materials — supported by research institutes at Kobe (semiconductor-related, since 2022), Tokyo/Kawasaki (Life Sciences, expanded March 2026), and Osaka.

Fuso Chemical generates revenue through direct B2B sales to enterprise customers in Japan and through its overseas subsidiaries internationally; pricing is quote-based and not publicly disclosed. The business model is asset-heavy specialty chemical manufacturing with regulatory moats (FSSC22000, GMP, ISO/IEC 27001:2022, Kosher, Halal certifications) and substantial BCP-driven redundancy via the East-West dual production base (Kyoto + Kashima) for ultra-high-purity colloidal silica. Recent strategic emphasis is on capacity expansion in semiconductor materials, life science R&D scale-up, and CVC investments (Future Food Fund, UMI 3 Fund) to source external innovation. Group revenue in FY2025 was approximately ¥463B (~$3.0B USD), with 501–1,000 employees.

Name

Fuso Chemical

Legal name

扶桑化学工業株式会社 (FUSO CHEMICAL CO., LTD.)

Website

https://fusokk.co.jp

Company type

Public

Founded year

1957

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Fuso Chemical is a Japanese specialty chemicals manufacturer producing organic acids (malic, citric, gluconic, and others) for food, beverage, pharmaceutical, and industrial customers, and ultra-high-purity colloidal silica for semiconductor CMP applications. It operates globally with plants in Japan, the US, China, and Thailand.

Ownership category

akta.pro rank

Product category

Specialty Chemicals

NAICS

Basic Chemical Manufacturing (3251), Other Basic Inorganic Chemical Manufacturing (325180)

SIC

Industrial Organic Chemicals (2860), Industrial Inorganic Chemicals (2810), Chemicals & Allied Products (2800)

akta.pro primary industry

Fumaric Acid (AFAJAGAG)

akta.pro secondary industries

Electronic & High-Purity Specialty Chemicals (IMAEABAD), Citric Acid & Citrates (Sodium/Potassium/Calcium Citrate) (AFAJAGAA), Salt, Acids & pH Regulators (Citric/Lactic/Phosphoric, Buffers) (CRADAOAC), Electronic-Grade Solvents, Filtration & Purification (UHP Solvents/Filters/Resins) (HDAHAGAO)

Keywords

• Colloidal silica manufacturing
• Organic acid production
• Semiconductor CMP materials
• Food acidulant additives
• Specialty chemical manufacturing

Headquarters

HQ city

Osaka

HQ country

Japan

HQ region

Asia

Offices12 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Infrastructure, Personnel, Marketing or Sales

Distribution channels5 records

Marketing channels8 records

Core offering

Fuso Chemical manufactures and sells two main product categories: (1) organic "fruit acids" (malic acid, citric acid, gluconic acid, lactic acid, tartaric acid, fumaric acid, succinic acid) used as food acidulants, pH adjusters, and preservatives for the food, beverage, pharmaceutical, cosmetics, and industrial sectors, and (2) ultra-high-purity colloidal silica (Quartron®, 99.9999% purity, 10–15 nm particles) used as the primary raw material for CMP slurry in semiconductor wafer fabrication. The company's Life Sciences and Electronic Materials divisions serve global manufacturers through direct B2B sales.

Product overview

Fuso Chemical operates two main business segments: Life Sciences (ライフサイエンス事業) and Electronic Materials (電子材料事業). The Life Sciences segment produces and sells "fruit acids" (果実酸®) - organic acids including Malic Acid (their gold medal product and only domestic manufacturer in Japan), Citric Acid, Gluconic Acid, Lactic Acid, Tartaric Acid, Fumaric Acid, and Succinic Acid - as food additives, pH adjusters, and preservatives. The Electronic Materials segment centers on Ultra High Purity Colloidal Silica (クォートロン®/Quartron®) for semiconductor CMP applications, along with Hollow Silica Powder (ミラリカ™), Organosilica Sol, FDC™ silica coat, and slow-release silica materials. Both segments serve global markets with manufacturing facilities across Japan, China (青島扶桑), the US (PMP Fermentation Products), and Thailand (FUSO Thailand).

Differentiator

Problem solved

Functional benefit

Brands

• クォートロン® (Quartron®): Ultra high purity colloidal silica brand for semiconductor CMP applications
• ミラリカ™ (Mirarica™)
• コート果実酸™ (Coated Fruit Acid™)
• FDC™
• 果実酸® (Fruit Acid®)

Products and services

• Quartron® Ultra High Purity Colloidal Silica (クォートロン) Ultra-high-purity colloidal silica with 99.9999% (six-nines) purity and minimum particle size of 10–15 nm, used as the primary raw material for CMP (chemical mechanical planarization) slurry in semiconductor manufacturing. Sold to semiconductor wafer fabrication companies globally.
• Quartron® High-Purity Organosilica Sol (クォートロン 高純度オルガノシリカゾル) High-purity organosilica sol sold for electronic materials applications, alongside the Quartron® colloidal silica line.
• Quartron® Silica Nanopowder (クォートロン シリカナノパウダー) Silica nanopowder for functional chemicals applications, sold under the Quartron® brand family.
• Mirarica™ Hollow Silica Powder (ミラリカ 中空シリカパウダー) Hollow silica powder for various industrial applications.
• FDC™ Highly Dispersed Silica Coat (高分散化シリカコート) Highly dispersed silica coat technology for specialized applications requiring controlled silica dispersion.
• Slow-Release Silica Materials (徐放性シリカ材料) Slow-release silica materials designed for controlled release applications.
• Alkyl Silicate (アルキルシリケート) Alkyl silicate for functional chemicals applications.
• Malic Acid (リンゴ酸) Organic acid used as a food additive (acidulant), in beverages, cosmetics, pharmaceuticals, agriculture (soil amendments and feed), fisheries, and precision cleaning. Fuso is the only domestic manufacturer in Japan with annual capacity of 25,000 tons at the Kashima plant.
• Coated Fruit Acids™ (コート果実酸) Surface oil-coated organic acids that release active ingredients under triggered conditions, providing controlled-release functionality for food applications. Developed at the New Osaka Plant.
• Citric Acid (クエン酸) Organic acid found naturally in citrus fruits, used as acidulant in beverages and foods, for pH adjustment and preservation.
• Gluconic Acid (グルコン酸) Organic acid found in honey and royal jelly, used as a food additive (coagulant for tofu and cheese, rising agent for bread), and in industrial applications such as metal surface treatment, concrete set retarders, and fertilizers.
• Lactic Acid (乳酸) Organic acid produced naturally through lactic acid bacteria fermentation, used as an acidulant in beverages and foods with mild, smooth acidity.
• Tartaric Acid (酒石酸) Organic acid found primarily in grapes, used as an acidulant and preservative in baking powder, cosmetics, and pharmaceuticals.
• Fumaric Acid (フマル酸) Organic acid with sharp, strong acidity (1.5–1.8× stronger than citric acid), used in bath salts, baking powder, paper waterproofing agents, and livestock feed additives. Kashima Office produces Japan's largest volume.
• Succinic Acid (コハク酸) Umami component found in shellfish, used as a seasoning raw material, acidulant, healthcare products (supplements and cosmetics), and industrial plating applications.

Quantifiable outcome

• 50% of global malic acid production volume historically supplied by Fuso Chemical
• +4 more outcomes

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• PMP Fermentation Products, Inc.coreOthersUS subsidiary (Illinois) manufacturing gluconic acid and sodium gluconate for concrete admixtures, fertilizers, and food applications. North America's only manufacturer of gluconic acid products. Approx. ¥7.9 billion in sales (FY March 2025). Announced equipment investment of ~¥1.1 billion (~$7.12M) in crystallizers to increase production capacity by ~30%, targeting July 2027 start of operations.

Scale indicators15 records

Recent moves13 records

Expansion highlights5 records

Direct peers

• Wacker Chemie AG: German specialty chemicals company producing high-purity colloidal silica for semiconductor CMP applications and silicones. Direct competitor to Fuso's Quartron® product in the same advanced semiconductor materials market.
• Tate & Lyle PLC: UK-headquartered global food ingredients company producing organic acids (citric acid) and other specialty food additives. Direct competitor to Fuso's fruit acids portfolio in food and beverage applications.
• Fujimi Incorporated: Japanese specialty chemicals company focused on CMP slurry raw materials for semiconductor wafer polishing. Direct competitor to Fuso's Quartron® colloidal silica in the same Japanese semiconductor materials supply chain.
• Cabot Corporation: US-based specialty chemicals producer of fumed silica and carbon black, including colloidal silica products for semiconductor polishing and industrial applications. Direct competitor in specialty silica materials.
• Evonik Industries AG: Global specialty chemicals company producing Aerosil® branded colloidal silica for semiconductor, pharmaceutical, and industrial applications. Competes directly with Fuso in high-purity silica for electronics and specialty chemical segments.
• Jungbunzlauer Suisse AG: Swiss-headquartered producer of organic acids (citric, malic, gluconic, lactic, tartaric) and bioproducts for food, beverage, and industrial applications. Direct competitor to Fuso's comprehensive fruit acids range.
• Entegris (CMC Materials): Global leader in CMP slurries and semiconductor materials, having acquired CMC Materials (formerly Cabot Microelectronics). Competes with Fuso's colloidal silica supply into the same CMP slurry formulators and wafer fabs.

Broad incumbents

• Resonac Holdings (formerly Showa Denko): Japanese diversified specialty chemicals company with significant semiconductor materials business (CMP slurries, polishing pads). Broader portfolio but directly competes with Fuso in semiconductor process materials.
• Mitsui Chemicals, Inc. Large Japanese diversified chemicals conglomerate with electronic materials, specialty chemicals, and food-related businesses. Operates broadly in the same specialty chemicals space as Fuso but at much larger scale and broader scope.
• Tokuyama Corporation: Japanese diversified chemical company producing fumed silica, semiconductor materials, and specialty chemicals. Broader portfolio than Fuso but overlaps in electronic materials and high-purity silica for semiconductors.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/watch?v=IsvVrCLCEfo
• LinkedInlinkedin.com/company/fuso-chemical-co-ltd

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Fuso Chemical