Kikusui Chemical Industries

What Kikusui Chemical Industries does

Kikusui Chemical Industries Co., Ltd. (菊水化学工業株式会社), founded in 1959 and headquartered in Nagoya, is a Japanese specialty manufacturer of architectural finishing materials. Publicly listed on the Tokyo Stock Exchange Standard Market and the Nagoya Stock Exchange Main Market under stock code 7953, the company employs between 251 and 500 staff and operates six domestic manufacturing sites (Ibaraki, Inuyama, Tokai, Kakamigahara, Shiga, and Fukuoka) plus overseas entities in Taiwan (Taiwan Kikusui) and China (a joint venture with Shanghai Building Materials Group in Changshu, Jiangsu, established 2016). The company positions itself as the only manufacturer in Japan covering the full range from substrate adjustment materials to finishing coatings, with proprietary technologies including geopolymer-based CO2-reducing coatings (Geo Earth Series), biomass-balance water-based fluoropolymer coatings (BMB Series), sheet-type decorative stone (Modern Art Stone) and interior finishes (Modern Art Interior), high-precision crack injection (IPH Method, capable of filling cracks as narrow as 0.1mm), and exposed-concrete restoration (SA Method) and structural repair (BR Method).

The company's revenue is generated through two primary streams: (1) one-time product sales of architectural finishing coatings, primers, waterproofing materials, fire-resistant coatings, sheet-type stone, and structural repair systems to contractors, builders, and distributors; and (2) self-performed construction services through its unique "manufacturer responsible construction" (メーカー責任施工) model, which targets both corporate building owners and individual homeowners and provides single-source accountability from manufacture to application. Distribution combines direct sales, B2B product distribution to trade contractors (painting, waterproofing, tile, plastering, spray coating firms), and the nationwide "Kikusui Reform Harmony" (キクスイ リフォーム ハーモニー) contractor network of 100+ member companies organized into BtoC and BtoB sections. Customer segments span corporate building and infrastructure owners, trade contractors, individual homeowners, and public sector/heritage projects (including the Gunkanjima UNESCO World Heritage restoration).

For the fiscal year ended March 2026 (FY2026), Kikusui reported net sales of ¥21,602 million (¥21.6 billion), operating profit of ¥403 million, ordinary profit of ¥495 million, and profit attributable to owners of the parent of ¥270 million. The five-year revenue trajectory from FY2022 to FY2026 has remained within a tight band of ¥21.39B–¥22.42B, indicating a flat revenue profile with thin margins (~1.9% operating margin). Recent strategic actions have centered on corporate restructuring (absorption mergers of wholly-owned subsidiaries in 2021 and 2022), leadership transition (new President Toyama Maki in June 2026), and channel formalization through the Reform Harmony network's first general assembly in May 2025.

Name

Kikusui Chemical Industries

Legal name

Kikusui Chemical Industries Co., Ltd. (菊水化学工業株式会社)

Website

https://kikusui-chem.co.jp

Company type

Public

Founded year

1959

Operating status

Operating

Headcount range

251–500 employees

Short description

Kikusui Chemical Industries (founded 1959, Nagoya, Japan) is the only Japanese manufacturer covering the full range of architectural finishing materials from substrate adjustment to top coatings. It serves contractors, building owners, and individual homeowners through direct sales, a 100+ member Reform Harmony contractor network, and overseas operations in Taiwan and a China JV.

Ownership category

akta.pro rank

Product category

Architectural Finishing Materials

SIC

Coating, Engraving & Allied Services (3470)

akta.pro primary industry

Industrial & Commercial Painting/Coatings/Surface Treatment (IMAIAAAK)

akta.pro secondary industry

Specialty Finishes & Decorative Installations (Plaster, Stone Veneer, Feature Walls) (IMAFANAM)

Keywords

• Architectural finishing materials
• Exterior coatings
• Waterproofing systems
• Decorative sheet materials
• Concrete repair methods

Headquarters

HQ city

Nagoya

HQ country

Japan

HQ region

Asia

Offices9 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Architectural Finishing Materials Sales (建築仕上材事業 / 建材塗料事業): Sale of architectural finishing coatings, sheet-type natural stone decorative materials, primers, rust-prevention coatings, waterproofing materials, fire-resistant coatings, and related construction materials to contractors, builders, and distributors. The company is the only manufacturer in Japan covering the full range from substrate adjustment materials to finishing coatings.
2. Single-family Residential Construction and Renovation (戸建住宅事業): Self-performing construction using proprietary substrate adjustment and coating products manufactured in-house. The company provides a 'manufacturer responsible construction' (メーカー責任施工) system offering completed coating films with clear accountability, targeting both individual homeowners and property management companies.

Go-to-market motion2 records

Distribution channels4 records

Marketing channels6 records

Core offering

Kikusui Chemical Industries manufactures and sells architectural finishing materials including exterior and interior coatings, substrate adjustment materials, primers, waterproofing systems, sheet-type decorative stone materials, fire-resistant coatings, and concrete structural repair products. The company performs responsible construction (責任施工) services directly and operates the Kikusui Reform Harmony contractor network to deliver renovation solutions for buildings, infrastructure, and individual homes. It is the only manufacturer in Japan covering the full range from substrate adjustment materials to finishing coatings.

Product overview

Kikusui Chemical Industries (菊水化学工業) is a building materials manufacturer founded in 1959, offering a comprehensive portfolio of architectural finish coating materials and construction solutions. The product portfolio centers on exterior and interior finishing coatings (外装上塗材, 外装建築仕上塗材), foundation adjustment materials (下地調整塗材), primers (下塗材・錆止め塗料), and structural repair systems (躯体改修). Key product lines include the Geo Earth Series (ジオアースシリーズ) using geopolymer technology for CO2 reduction, Modern Art series (モダンアート内装/モダンアートストーン) for decorative sheet materials, and specialty construction methods like SA Method, BR Method, and IPH Method. The company also provides integrated service offerings including responsible construction services, six building solutions addressing environmental, energy, aesthetic, peeling, functional, and leakage challenges, and infrastructure maintenance services. The portfolio operates on a single-segment 'Products Sales and Construction' business model.

Differentiator

Problem solved

Functional benefit

Brands

• キクスイ リフォーム ハーモニー (Kikusui Reform Harmony): A reformation and renewal initiative bringing together member companies nationwide to address building renovation needs.
• ロイヤルセレクション (Royal Selection)
• モダンアート内装 (Modern Art Interior)
• ジオアースシリーズ (Geo Earth Series)
• モダンアートストーン (Modern Art Stone)
• Haru-sui (はるすい)

Products and services

• Exterior Finish Coating Materials (外装上塗材) Thick-film textured coating materials for building exterior walls including sand wall, citrus peel texture, and stucco finishes. Sold to contractors, building owners, and individual homeowners for exterior finishing applications.
• Exterior Architectural Finish Coating Materials (外装建築仕上塗材) Architectural finish coatings for exterior walls, including JIS A 6909 certified flexible thin coating materials. Distributed to contractors and used in commercial and residential building projects.
• Substrate Adjustment Coating Materials (下地調整塗材) Substrate adjustment materials used to prepare and level wall surfaces before the application of finish coatings. Part of Kikusui's full-range offering from substrate to finish.
• Primers and Rust-Prevention Coatings (下塗材・錆止め塗料) Primers and rust-prevention coatings applied as base coats before finish coatings. Used in metal and concrete substrate preparation.
• Modern Art Stone (モダンアートストーン) Sheet-type decorative stone materials (granite, sandstone) with high design appeal and workability, applied over existing ceramic tile surfaces to prevent tile peeling hazards and improve aesthetics. Used for exterior wall renovation.
• Modern Art Interior (モダンアート内装) Sheet-type decorative material combining printed technology with decorative surfaces that reproduce rare stone patterns and natural wood aesthetics. Non-combustible certified. Applied as interior wall renovation solution for cracks, unevenness, and substrate defects.
• Geo Earth Series (ジオアースシリーズ) Environmentally conscious architectural finish coatings using geopolymer technology with industrial by-products (fly ash, blast furnace slag) as raw materials to reduce CO2 emissions. First-in-industry geopolymer coatings in Japan's architectural finishing sector.
• Water-based Fine Coat Fluorine BMB Series (水系ファインコートフッ素BMBシリーズ) Water-based fluorine coating products using third-party certified emulsion resin through biomass balance approach, making CO2 emission reduction visible. First in the architectural finishing industry to apply this method.
• IPH Method (IPH工法) - Internal Pressure Filling Joint Reinforcement Proprietary special injection method capable of filling epoxy resin into cracks as narrow as 0.1mm width, enabling thorough penetration throughout concrete structures. Used for leak prevention and structural strengthening to extend long-term durability.
• Kikusui SA Method (キクスイSA工法) Special art finishing method combining inorganic repair materials with water-based (fluorine/silicone) protective clear coats for exposed concrete restoration. Preserves the texture of existing exposed concrete while providing weather resistance and aesthetic restoration.
• Kikusui BR Method (キクスイBR工法) Concrete structural repair system using polymer cement-based repair materials and substrate adjustment materials. Addresses carbonation, salt damage, rebar corrosion, cracks and defects for building and structural longevity.
• Fireproof and Refractory Coating Materials (防耐火被覆材・断熱材) Fireproof and fire-resistant coating materials with thermal insulation properties for building safety. Certified products for fire and heat resistance.
• Roof and Waterproofing Materials (屋根・防水) Roof and waterproofing coating products for the building envelope, including sealants and water-proofing systems used to protect roofs and exterior walls.
• Asbestos Countermeasure Products (アスベスト対策関連商品) Asbestos survey, diagnosis, and removal products for proper treatment of asbestos-containing materials such as spray tiles, substrate adjustment materials, and spray rock wool. Deployed with certified asbestos survey diagnosticians nationwide.
• Radical Buster V1 Cluster Countermeasure Air Sterilization Device (Radical Buster V1) Cluster countermeasure air sterilization device designed for airborne virus sterilization in indoor environments. Launched August 2020.
• Kikusui Reform Harmony (キクスイ リフォーム ハーモニー) Nationwide network of over 100 construction contractor member companies organized into BtoC and BtoB sections that offer renovation and construction services using Kikusui products and methods. First general assembly held in May 2026.
• Manufacturer Responsible Construction Services (責任施工) Manufacturer-responsible construction (責任施工) services where Kikusui self-performs construction using its own products, offering completed coating films with clear accountability. Serves both corporate building owners (法人) and individual homeowners (個人) through separate tracks.
• Infrastructure Maintenance Services (インフラメンテナンス) Sustainable infrastructure maintenance services targeting infrastructure structure longevity across performance, environmental, functionality, and construction method dimensions.

Quantifiable outcome

• Six manufacturing sites across Japan ensure stable domestic supply
• +2 more outcomes

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature9 records

Partnerships

Four partnerships are on record, tiered minor and core.

• Shanghai Building Materials Group / 上海建材（集団）有限公司minorStrategic or Co-development Partner · 1 January 2016Joint venture partner for manufacturing and sales operations in China. A joint venture agreement was signed in January 2016, and Kikusui Building Materials Technology (Changshu) Co., Ltd. was established in Changshu, Jiangsu Province, China. The JV represents the company's entry into the Chinese market for architectural finishing materials.
• Kikusui Building Materials Technology (Changshu) Co., Ltd. / 菊水建材科技（常熟）有限公司minorStrategic or Co-development PartnerJoint venture company established in Changshu, Jiangsu Province, China, with Shanghai Building Materials Group. The JV manufactures and sells architectural finishing materials for the Chinese market. Fixed asset transfer from this subsidiary was announced in June 2026.
• Taiwan Kikusui Co., Ltd. / 台灣菊水股份有限公司minorStrategic or Co-development PartnerAn overseas subsidiary operating in Taiwan. Together with the China JV and T-R Co., this entity forms the Kikusui group's overseas operations alongside the parent company's domestic business.
• Kikusui Reform Harmony Member Companies / キクスイ リフォーム ハーモニー 会員各社coreChannel Partner/ Reseller/ DistributorA nationwide network of construction contractor companies (over 100 member companies as of May 2026) organized into BtoC and BtoB sections. Members use Kikusui products and construction methods, collaborating to address end-customer building renovation needs. The company provides training, licensing, and ongoing support through annual general meetings and regional events.

Scale indicators10 records

Recent moves12 records

Expansion highlights4 records

Regional players

• Sto SE & Co. KGaA: German leader in exterior insulation and finish systems (EIFS) and architectural coatings. Comparable in coating/finish systems for building envelopes but primarily serves European markets where Kikusui does not operate.

Broad incumbents

• Chugoku Marine Paints: Japanese paint manufacturer with a strong focus on marine and industrial coatings but with architectural exposure. Comparable in being a Japanese-listed specialty coatings company, though the architectural segment is a smaller share of its business.
• Nippon Paint Holdings: Largest paint manufacturer in Asia and a top global coatings player. Competes broadly in architectural coatings in Japan but is far larger and more diversified, serving decorative paints, automotive, and industrial markets.
• Sika AG: Swiss specialty chemicals company with significant construction chemicals and concrete repair/strengthening offerings. Comparable in concrete repair, waterproofing, and structural strengthening product categories that overlap with Kikusui's BR Method and IPH Method.
• BASF Coatings: Global coatings division of BASF, covering automotive, industrial, and architectural segments. Comparable in coatings technology and chemical formulation expertise but with a vastly different scale and customer base.
• RPM International: US specialty coatings company with many niche architectural, roofing, and concrete repair brands. Comparable in specialty/coatings portfolio breadth, particularly in concrete repair and waterproofing segments.
• PPG Industries: Global coatings giant with architectural and industrial paint offerings. Comparable in architectural coatings and surface treatment, though Kikusui operates at a much smaller scale and in a much narrower geographic footprint (Japan).

Direct peers

• Asahipen: Japanese paint and coatings manufacturer with strong architectural and general-purpose coatings lines. Comparable product categories (exterior/interior paints, specialty coatings) and target customers in the Japanese building materials channel.
• Dai Nippon Toryo: Major Japanese paint manufacturer with architectural and industrial coatings segments. Overlaps with Kikusui in architectural finishes and shares the Japanese construction-coatings customer base, though larger and more diversified into industrial coatings.
• SK Kaken: Japanese architectural coatings manufacturer specializing in exterior finishes, waterproofing, and repair systems for buildings. Highly comparable in product mix and customer base (painters, contractors, building owners) to Kikusui's architectural finishing materials portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

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Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Kikusui Chemical Industries