Lonseal Corporation

Basic Information

Stock Code: 4224
Industry: Chemicals
Category Detail: Construction Materials & Equipment
Prefecture: Tokyo
Establishment Year: December 1943
Listing Year: September 1962
Official Website: https://www.lonseal.co.jp/
TSE Information: TSE Information
Yahoo! Finance: Yahoo! Finance
Other Companies: Hiyoshi Sangyo, AICA Corporation, Clip, Ebrene, Tokyo Board Kogyo, Nagai Industries, Noda, Nankai Plywood, Seven Kogyo, Hokushin, Woodone, Nippon Decorlux, Toli Corporation

Overview

Lonseal Corporation is a chemical manufacturer established in 1943, specializing in plastic products with strong technological expertise in waterproof sheets and interior materials.

Current Situation

Lonseal Corporation achieved consolidated sales of approximately 21 billion yen in the fiscal year ending March 2024, maintaining a solid position in construction materials such as waterproof sheets and wall materials. Its flagship vinyl chloride interior materials receive high quality evaluations, and the company continues to invest actively in research and development. Customers are primarily construction companies and remodeling firms, supported by stable domestic demand that underpins a steady business foundation. By obtaining ISO9001 and ISO14001 certifications, it has strengthened product quality and environmental responsiveness, while also advancing sustainable production systems. Backed by capital support from its parent company Tosoh Corporation, it pursues new material development and innovations in mass production technology to maintain and enhance competitiveness. In addition to the domestic market, it is considering overseas expansion, planning product diversification and labor-saving technology introductions to address future market changes. Guided by its management philosophy, it focuses on reducing environmental impact and aims to contribute to a sustainable society through its business activities.

Trivia

Interesting Facts

Pioneer company that launched Japan's first PVC wallpaper.
Founder known as a prominent horse owner in the racing world.
Long history and trusted manufacturer in the construction materials market.
First in the PVC processing industry to obtain ISO9001 certification across the board.
Receives technical support as a subsidiary of Tosoh Group.
Consolidated production bases in Tsuchiura for efficient factory operations.
Capable of meeting diverse market needs with a wide range of interior materials.
Actively promoting SDGs compliance with eco-friendly product lineup.
Strong in domestic building materials distribution with extensive product catalog.
Highly evaluated in the industry for high-durability and high-quality products.
Focuses on quality stability through introduction of latest manufacturing technology.
Has track record in vehicle interior materials for public transportation.
High awareness of environmental management through ISO14001 acquisition.
High evaluation in food packaging for safety and hygiene.
President and Representative Director is Hideaki Nishioka.

Hidden Connections

Close collaboration with parent Tosoh in raw material supply and technology.
Founder was a famous horse owner in racing, influencing corporate culture.
Tsuchiura factory consolidation contributes to manufacturing efficiency and local economy.
Long experience with ISO certifications builds high trust in the industry.
Related company Rontechno supports the group with advanced technology development.
Member of industry associations alongside competitors in architectural materials market.
Strength in specialized technology development for interior materials, unlike peers.
Proprietary technology in waterproof materials backed by numerous patents.

Future Outlook

Growth Drivers

Increase in interior materials demand from recovery in domestic construction needs
Expansion of eco-product demand accompanying stricter environmental regulations
Enhanced product competitiveness through R&D in high-function materials
Product innovation from technical support by Tosoh
Production efficiency and quality stabilization via IoT and digitalization
Vehicle interior demand from public transportation equipment updates
Expansion of related products due to rising needs for safe food packaging
Eco-product development promoted by recycled material utilization

Strategic Goals

Expand eco-friendly products to over 60% of total products
Reduce CO2 emissions by 30% through energy-saving at production bases
Expand market share in functional building materials via new material development
Establish stable sales base in domestic and international architectural markets
Achieve production innovation through digital transformation
Enhance technical capabilities through strengthened collaboration with parent Tosoh
Maintain ISO certifications and continuously expand social contribution activities
Develop employee skills and create a more comfortable work environment

Business Segments

Construction Building Materials

Overview

Provides interior materials for architectural applications, supporting quality improvements at construction sites.

Competitiveness

Reliability from high-function materials and long years of technical expertise

Customers

建設会社
施工業者
リフォーム業者
ゼネコン
設計事務所
内装工事業者

Products

ビニル床材
壁紙
防水シート
接着剤
防カビ製品

Vehicle Interior Materials

Overview

Supplies durable and functional interior materials for public transportation.

Competitiveness

Products with high durability and safety standard compliance

Customers

鉄道会社
バス会社
車両メーカー
内装施工業者

Products

車両用床シート
カーテン用ビニル
車両用壁材

Food Packaging Materials

Overview

Provides hygienic and safe vinyl products for food packaging.

Competitiveness

Food hygiene management and high-quality production system

Customers

食品メーカー
包装業者
スーパー
物流業者

Products

包装用ビニルシート
防曇フィルム
食品用安全包装材

Industrial Films and Sheets

Overview

Manufactures high-function films used in various industrial products.

Competitiveness

Diverse material design and mass production technology

Customers

製造業
機械メーカー
電子部品メーカー

Products

耐熱ビニルフィルム
工業用ゴム製品
保護シート

Environmental and Antibacterial Products

Overview

Offers specialty interior materials that contribute to improved hygiene environments.

Competitiveness

Advanced product lineup in antibacterial and anti-mold technology

Customers

医療施設
福祉施設
学校
公共施設

Products

抗菌壁紙
防カビシート
環境配慮型内装材

Adhesives and Auxiliaries

Overview

Specializes in providing adhesives and additives necessary for PVC manufacturing.

Competitiveness

High technical capability ensuring product performance and stable supply

Customers

素材メーカー
建築資材メーカー
製造業

Products

塩ビ専用接着剤
安定剤
重合補助材

R&D and Technical Support

Overview

Provides technical support services related to material development.

Competitiveness

Accumulated technical expertise and specialized knowledge over many years

Customers

素材開発企業
大学研究機関
製造業

Products

新素材設計支援
試作品開発
技術コンサルティング

Competitive Advantage

Strengths

Stable capital base from Tosoh Group
Advanced PVC processing technology
Quality and environmental management system with ISO9001 and 14001 certifications
Diverse product lineup
Solid sales network and customer base
Continuous investment in research and development
Building materials with superior durability and functionality
Compliance with public standards and safety criteria
Production management system by skilled technicians
Extensive experience in interior materials manufacturing
Customer responsiveness rooted in local communities
Development capabilities for high-function materials
Accumulated know-how and track record in guidance technology

Competitive Advantages

Management stability from technical and financial support by Tosoh Corporation
Pioneering R&D in vinyl chloride sheet field
High brand recognition in the domestic market
Durability and reliability of products in the architectural materials market
Environmental responsiveness from ISO14001 certification
Flexible response to customer needs with a wide product lineup
Sales capabilities accommodating diverse customer segments
Technical accumulation based on long-term industry experience
Implementation of high-quality, energy-efficient production technology
Rapid product development capabilities adapting to market changes
Stable supply system as a manufacturer
Strong partnerships with local construction industry
Efficient production system through domestic factory consolidation

Threats

Decline in demand due to economic fluctuations in the construction industry
Risk of raw material price fluctuations
Intensified price competition from competitors
Increased manufacturing costs from stricter environmental regulations
Loss of market share due to technological innovations in alternative materials
Impact on production system from labor shortages
Risk to production bases from natural disasters
Loss of growth opportunities from delays in overseas market expansion
Increased adaptation costs from revisions to building standards law
Intensified competition from new entrants
Increased imported raw material costs from exchange rate fluctuations
Risk of production losses from labor disputes

Innovations

2024: Development of New High Weather-resistant Waterproof Sheet

Overview: Developed a waterproof sheet with significantly improved weather resistance and durability compared to conventional products.
Impact: Extended service life at construction sites by 30%, improving customer evaluations.

2023: Introduction of Eco-friendly Recycled PVC Products

Overview: Established a new eco-product line using recycled resin to promote reduction in environmental impact.
Impact: Improved environmental credentials of products, contributing to SDGs evaluations.

2022: Launch of Antibacterial and Anti-mold Wallpaper

Overview: Newly developed and launched wallpaper with enhanced hygiene through functional additions.
Impact: Well-received in medical and welfare facilities, increasing sales volume.

2021: Promotion of Digitalization in Manufacturing Processes

Overview: Advanced automation of production lines incorporating IoT technology.
Impact: Achieved 15% improvement in production efficiency and quality stabilization.

2020: Development of High-function Vinyl for Food Packaging

Overview: Developed new material packaging film that enhances freshness retention.
Impact: Contributed to extending customers' product shelf life, boosting sales.

Sustainability

Maintaining ISO14001 certification to reduce environmental impact
Expansion plan for active adoption of recycled materials
Promotion of introducing energy-saving production equipment
Activities to reduce waste and improve recycling rates
Local environmental beautification activities and support for environmental education