Sumitomo Riko

Basic Information

Stock Code
5191
Industry
Rubber Products
Category Detail
Rubber & Rubber Products
Prefecture
Aichi Prefecture
Establishment Year
December 1929
Listing Year
July 1949
Official Website
https://www.sumitomoriko.co.jp/
TSE Information
TSE Information
Yahoo! Finance
Yahoo! Finance
Other Companies
Sumitomo Densetsu, Kriyama Holdings, System Lisa, Showa Holdings, Fujikura Composites, Asahi Rubber, Fukoku, Nitta, Sakura Kogo, Mitsuboshi Belting, Bando Chemical, Yutaka Giken, NOK

Overview

Sumitomo Riko is a leading rubber products company founded in 1929, boasting the top domestic market share in the automotive anti-vibration rubber sector, and is a high-performance rubber and resin manufacturer affiliated with the Sumitomo Group.

Current Situation

In fiscal 2023, Sumitomo Riko recorded consolidated sales of approximately 422.6 billion yen and operating profit of about 13.6 billion yen, maintaining a high market share in anti-vibration rubber products for the automotive industry, centered on Toyota. The company is focusing on IT-related divisions and materials for housing and bridges to diversify its business. It has multiple facilities both domestically and internationally and is advancing global expansion. In research and development, it is working on anti-vibration technology, vibration-damping devices, and IoT device development. It is also emphasizing sustainability through the development of environmentally friendly products and regional contribution activities. From 2024 onward, it aims for sustainable growth through technological innovation and business diversification, positioning expanding demand at home and abroad as key growth drivers. Improving operational efficiency through talent development and internal reforms is also a key challenge.

Trivia

Interesting Facts

  • Holds the top domestic market share in automotive anti-vibration rubber.
  • Strong group collaboration with Sumitomo Electric is a key strength.
  • Established manufacturer with nearly 100 years of history.
  • Expands beyond automotive to industrial materials and IT parts.
  • Global headquarters located in JP Tower Nagoya.
  • Dual listed on Tokyo Stock Exchange Prime and Nagoya Stock Exchange Premier.
  • Industrial hose business consolidated into subsidiary.
  • Provides products to diverse industries.
  • Continuous listing since July 1949, demonstrating stability.
  • Actively engaged in regional contribution activities.
  • Expanding into housing market with vibration-damping devices.
  • Large-scale company with consolidated sales of approx. 420 billion yen.
  • Multiple overseas subsidiaries in North America and Asia.
  • Secures diversified revenue sources through rich product lineup.
  • Manufactures not only automotive but also general industrial products.

Hidden Connections

  • Major shareholder of Sumitomo Electric, closely linked in capital and technology.
  • Holds high share in anti-vibration rubber products for Toyota.
  • Belongs to Sumitomo Group Public Relations Committee, sharing group strategies.
  • Collaborates with diverse industries in industrial materials and IT parts business.
  • Built latest global headquarters in JP Tower Nagoya.
  • Expanding into Asian and Western markets through multiple overseas subsidiaries.
  • Changed name from Tokai Rubber Industries to Sumitomo Riko in 2014.
  • Related company Sumitomo Riko Hosutex handles industrial hoses.

Future Outlook

Growth Drivers

  • Increasing demand for electric and autonomous vehicles
  • Expanding adoption of vibration-damping devices in housing market
  • Growing demand for industrial materials in global markets
  • Promotion of R&D for IoT and smart products
  • Rising demand for sustainable products
  • Productivity improvement through talent development and digitalization
  • Market acquisition activities in Asian emerging markets
  • Increased demand for high-performance products due to stricter environmental regulations
  • Strengthening of technology and sales through Sumitomo Group collaboration
  • Risk diversification through diversification strategy

Strategic Goals

  • Global market share expansion in automotive parts
  • Market development through improved vibration-damping performance in housing and industrial materials
  • Expand low-environmental-impact products to 50% of total sales
  • Strengthen development of IoT and smart technology-applied products
  • Complete digitalization and efficiency improvements at overseas bases
  • Aggressive investment in new markets and technologies
  • Promote employee diversity and work-style reforms
  • Build sustainable supply chains
  • Improve management transparency and ESG ratings
  • Maximize brand value and customer satisfaction

Business Segments

Automotive Parts Manufacturing

Overview
Manufactures high-performance rubber parts for major domestic automakers.
Competitiveness
Strong ties with Sumitomo Group companies and provision of high-quality products.
Customers
  • Toyota Motor
  • Honda
  • Nissan Motor
  • Mazda
  • Suzuki
  • Mitsubishi Motors
  • Daihatsu Motor
Products
  • Anti-Vibration Mounts
  • Engine Hoses
  • Various Rubber Hoses
  • Sealing Materials
  • Transmission Belts

Industrial Materials Supply

Overview
Supplies earthquake-resistant and anti-vibration materials to the construction and civil engineering industries.
Competitiveness
High-durability and reliable vibration-damping technology.
Customers
  • Construction Companies
  • Bridge Contractors
  • Housing Manufacturers
  • Civil Engineering Materials Distributors
Products
  • Vibration-Damping Dampers
  • Earthquake-Resistant Packings
  • Industrial Anti-Vibration Rubber
  • Weather-Resistant Rubber Products

OA Equipment and IT-Related Parts

Overview
Promotes manufacturing of anti-vibration and anti-static parts for precision equipment.
Competitiveness
High-precision processing technology and superior durability.
Customers
  • Printer Manufacturers
  • Multi-Function Device Manufacturers
  • Electronic Equipment Manufacturers
Products
  • Anti-Vibration Pads
  • Resin Gears
  • Anti-Static Parts

Medical and Nursing Care Equipment Parts

Overview
Provides high-quality rubber products for the medical and nursing care fields.
Competitiveness
Reliability and safety compliant with medical standards.
Customers
  • Medical Equipment Manufacturers
  • Nursing Care Product Distributors
Products
  • Durable Rubber Parts
  • Anti-Vibration Parts
  • Walking Aid Parts

Environment-Related Product Supply

Overview
Contributes to a sustainable society with environmentally friendly products.
Competitiveness
Advanced material recycling technology.
Customers
  • Recycling Operators
  • Environmental Materials Manufacturers
Products
  • Recycled Rubber Materials
  • Eco Packings

Sports Equipment Parts Manufacturing

Overview
Supplies highly durable rubber parts for sports equipment.
Competitiveness
Material development excelling in comfort and durability.
Customers
  • Sports Equipment Manufacturers
  • Outdoor Goods Trading Companies
Products
  • Grip Materials
  • Anti-Vibration Pads

Competitive Advantage

Strengths

  • Domestic top market share in automotive anti-vibration rubber
  • Strong backing from Sumitomo Electric Group
  • Superior development capabilities in high-performance rubber and resin
  • Global expansion and diverse production bases
  • Rich product lineup and broad customer base
  • Long-accumulated technology and high reliability
  • Strong internal collaboration within Sumitomo Group
  • Advanced R&D capabilities and innovation promotion
  • Diversified business portfolio
  • Active in developing environmentally responsive products
  • Capability to serve a wide range of industries
  • Stable financial foundation
  • High-quality product management system
  • Strong relationships with local communities
  • Efficient production system

Competitive Advantages

  • High market share and trust in the automotive industry, including Toyota
  • Comprehensive technology and financial support from Sumitomo Group
  • Possession of advanced anti-vibration and vibration-damping technology
  • Global manufacturing and sales network
  • Diverse product range meeting wide customer needs
  • Product development utilizing ICT and IoT technologies
  • Advanced manufacturing technology by skilled engineers
  • Product provision compliant with environmental and safety standards
  • Efficient supply chain management
  • Strong sales organization and customer support
  • Accelerated R&D through group collaboration
  • Adaptability to multinational markets
  • Realization of high-quality and long-life products
  • Management strategy emphasizing sustainability
  • Regionally rooted business development

Threats

  • Declining demand due to electrification and structural changes in the global automotive industry
  • Risk of raw material price fluctuations
  • Intensifying competition from domestic and international rivals
  • Profit pressure from exchange rate fluctuations
  • Strengthening of international regulations and environmental standards
  • Decline in competitiveness due to delays in technological innovation
  • Competitive pressure from new market entrants
  • Supply chain instability due to geopolitical risks
  • Impact on production bases from natural disasters
  • Decline in production efficiency due to labor shortages
  • Difficulty adapting to rapid changes in consumer needs
  • Disruptions in global supply chains

Innovations

2024: Establishment of IoT Device Center

Overview
Opened a cutting-edge IoT product development facility in Komaki City, Aichi Prefecture, to promote product smartization.
Impact
Contributes to improved product competitiveness and new market development

2023: Development of Next-Generation Vibration-Damping Devices

Overview
Developed and launched highly durable, high-performance vibration-damping devices for housing.
Impact
Succeeded in expanding sales in the housing sector and strengthening the brand

2022: Development of Environmentally Friendly Rubber Materials

Overview
Developed high-performance rubber materials using renewable resources, gaining social recognition.
Impact
Strengthened sustainability and improved customer satisfaction

2021: Equipment Renewal at Overseas Production Bases

Overview
Introduced the latest automation equipment at major factories in Thailand and China to improve production efficiency.
Impact
Achieved 15% productivity improvement and cost reduction

2020: Development of New Anti-Vibration Mount Product Series

Overview
Launched mount products with significantly improved durability and vibration absorption performance for automobiles.
Impact
Succeeded in improving customer satisfaction and maintaining market share

Sustainability

  • Promoting resource recycling to reduce environmental impact
  • Strengthening factory energy-saving measures to reduce CO2 emissions
  • Thorough reduction of waste and proper disposal systems
  • Promoting environmental conservation activities in collaboration with local communities
  • Addressing environmental and social issues across the entire supply chain