STG

Basic Information

Stock Code
5858
Industry
Non-ferrous metals
Category Detail
Iron, Steel & Metal Products
Prefecture
Osaka Prefecture
Establishment Year
June 1982
Listing Year
June 2019
Official Website
https://www.stgroup.jp/
TSE Information
TSE Information
Yahoo! Finance
Yahoo! Finance
Other Companies
Hammock, visumo, Sanno, Kiyoko Steel, BeBreak, Asahi Seiki Kogyo, Sanko, Nippon Tungsten

Overview

STG is a non-ferrous metal manufacturer established as a corporation in 1982, with casting and precision machining of magnesium and aluminum die-cast products as its mainstays, and is a growing company expanding both domestically and internationally in automotive parts production.

Current Situation

STG recorded consolidated sales of approximately 4.7 billion yen and operating profit of approximately 200 million yen for the fiscal year ended March 2023, maintaining a stable financial base. Automotive products account for about 50% of sales, and it aims to expand in the EV-related market due to lightweighting needs. It has factories in Osaka and Shizuoka in Japan, as well as production bases overseas. It provides high-precision products using magnesium and aluminum precision die-casting processing technology cultivated since its founding. It focuses on developing sustainable procurement sources and improving the environmental performance of products. In March 2024, it listed on the Tokyo Stock Exchange Growth Market, strengthening fundraising. It is actively pursuing business expansion through M&A and overseas market development. Increasing demand for high-quality, lightweight parts is promoting growth, with technological innovation and overseas base expansion as key strategies toward 2030. It will continue to focus on developing high value-added products and strengthening stable supply systems to establish competitive superiority in the industry.

Trivia

Interesting Facts

  • Founded in 1975, it is a precision casting company with a long history
  • Rare non-ferrous metal processing company with two major factories in Japan
  • Supporting EV vehicle weight reduction with non-ferrous metal parts and gaining attention
  • Group production bases also in China, Malaysia, and Thailand
  • Listed on TOKYO PRO Market in 2019, transitioned to Tokyo Stock Exchange Growth in 2024
  • Representative Director Teruaki Sato is second-generation from founding family with technical background
  • Approximately half of sales from automotive products, with stable demand base
  • Expanded business areas by integrating TOSEI Co., Ltd. through domestic M&A
  • Exploring procurement routes for magnesium outside China
  • Adoption advancing in multiple industries backed by high weight reduction technology
  • Focuses on technology development with precision die-casting processing as feature
  • Expanding share in small camera parts
  • Maintaining growth with over 300 employees
  • Strengthened fundraising around Tokyo Stock Exchange Growth listing
  • 注目 company domestically and overseas in precision metal processing field

Hidden Connections

  • Sato family founded in 1975, with family management long-term strategy influencing corporate governance
  • Direct transaction track record with multiple major manufacturers in automotive parts supply chain
  • Incorporating technological and manufacturing strengths of subsidiaries through M&A for business expansion
  • Possesses rare magnesium specialized technology as Japanese non-ferrous metal manufacturer
  • Products forming growth cycle aligned with EV progression
  • Significant improvement in market recognition through transition from Tokyo PRO Market
  • Overseas production maintains high quality under technical guidance from Japan head office
  • Conducts joint development with R&D departments of technical partners and major customers

Future Outlook

Growth Drivers

  • Increasing demand for lightweight parts due to EV market expansion
  • Increasing demand for magnesium materials and price stabilization
  • Technological innovation in high-precision, high-durability products
  • Expansion of overseas production bases and global deployment
  • Promotion of sustainable procurement and product development
  • Expanding product deployment to non-automotive sectors
  • Automation and labor-saving in production processes
  • Business area expansion through M&A
  • Capturing niche demand in domestic market
  • Strengthening R&D organization
  • Development of products compliant with environmental regulations
  • Strengthening joint development with customers

Strategic Goals

  • Transition to Tokyo Stock Exchange Main Market segment
  • Achieve annual sales exceeding 10 billion yen
  • Automotive products sales ratio over 60%
  • Achieve sustainable magnesium procurement
  • Overseas sales ratio over 40%
  • CO2 emissions reduction over 30% for all products
  • Automated equipment production ratio over 70%
  • Over 5 new products/technologies developed annually
  • Expansion of regional social contribution activities
  • Female managers ratio over 20%

Business Segments

Automotive parts manufacturing

Overview
Manufactures lightweight magnesium and aluminum die-cast parts for the automotive industry, with strengthened expansion into the EV sector.
Competitiveness
High-precision lightweight die-casting technology
Customers
  • Automotive manufacturers
  • Automotive parts suppliers
  • EV manufacturers
  • Motorcycle manufacturers
  • Industrial machinery manufacturers
  • Vehicle assembly plants
  • Overseas automotive factories
  • After-service providers
  • Research institutions
  • Design firms
  • Logistics companies
  • Testing organizations
Products
  • Magnesium instrument panel parts
  • Aluminum engine covers
  • Brackets
  • Body reinforcement parts
  • Electronic control unit cases
  • Lightweight frame parts
  • Engine parts
  • Cooling system parts
  • Exhaust system parts
  • Suspension parts
  • Battery housings
  • Electric motor parts
  • Safety device parts
  • Sensor parts
  • Interior panels

Precision machinery parts supply

Overview
Supplies high-precision, high-durability magnesium and aluminum precision parts to a wide range of precision machinery fields.
Competitiveness
Advanced casting technology and finishing capabilities
Customers
  • Camera manufacturers
  • Medical equipment manufacturers
  • Industrial machinery manufacturers
  • Analytical instrument manufacturers
  • Electronic equipment manufacturers
  • Communication equipment manufacturers
  • Measuring instrument manufacturers
  • Robot manufacturers
  • Defense equipment manufacturers
  • R&D corporations
  • University research institutions
  • Design firms
Products
  • Die-cast frames for cameras
  • High-precision medical parts
  • Housings for industrial machinery
  • Lightweight cases for communication equipment
  • Structural parts for analytical instruments
  • Measuring instrument parts
  • Lightweight robot arms
  • Precision electronic parts
  • Sensor cases
  • High-durability parts
  • Precision measuring instrument parts
  • Enclosures for electronic equipment
  • Defense equipment parts
  • Air conditioning equipment parts
  • Machine tool parts

Aerospace parts manufacturing

Overview
Demonstrates technological prowess by manufacturing high-strength, high-heat-resistant magnesium and aluminum parts for the aerospace sector.
Competitiveness
High-quality materials and rigorous quality control
Customers
  • Aircraft manufacturers
  • Defense industry
  • Space-related companies
  • R&D institutions
  • Parts design companies
  • Government agencies
  • Defense Equipment Agency
Products
  • Aerospace structural components
  • High-strength magnesium parts
  • Heat-resistant aluminum parts
  • Defense equipment parts
  • Space equipment parts
  • Precision structural parts
  • Lightweight panels
  • Energy-absorbing parts
  • Composite material parts
  • Custom parts

Electronic equipment parts manufacturing

Overview
Provides lightweight, excellent heat-dissipating metal parts corresponding to miniaturization and high performance of electronic equipment.
Competitiveness
Balance of heat dissipation and precision machining
Customers
  • Smartphone manufacturers
  • Home appliance manufacturers
  • Communication equipment manufacturers
  • Electronic component manufacturers
  • IT companies
  • Equipment maintenance providers
  • Design companies
Products
  • Heat-dissipating aluminum parts
  • Lightweight enclosures for electronic equipment
  • Smartphone parts
  • Home appliance parts
  • Communication equipment enclosures
  • Precision electronic cases
  • Cooling device parts
  • Electronic board parts
  • Lightweight panels

Industrial equipment parts manufacturing

Overview
Develops and manufactures high-durability, lightweight magnesium and aluminum parts for industrial equipment.
Competitiveness
Optimal balance of durability and lightness
Customers
  • Industrial machinery manufacturers
  • Equipment maintenance companies
  • Factory equipment operators
  • Construction machinery manufacturers
  • Maintenance companies
Products
  • Machinery housings
  • Protective cases
  • Structural parts
  • Earthquake-resistant parts
  • Lightweight metal parts
  • Hydraulic equipment parts
  • Industrial brackets

Medical equipment parts manufacturing

Overview
Specializes in manufacturing medical parts requiring high precision and safety.
Competitiveness
Rigorous quality management system
Customers
  • Medical equipment manufacturers
  • Research institutions
  • Hospitals
  • Medical equipment companies
Products
  • Die-cast parts for medical equipment
  • Precision measuring device parts
  • High-durability aluminum parts
  • Medical housings

Communication equipment parts

Overview
Supplies highly reliable metal parts for communication infrastructure.
Competitiveness
Balance of high heat dissipation and durability
Customers
  • Telecom carriers
  • Communication equipment manufacturers
  • Equipment maintenance companies
  • Data center operators
Products
  • Heat-dissipating cases
  • Lightweight enclosures
  • Antenna parts
  • Optical communication parts

Automotive aftermarket

Overview
Provides high-quality metal parts for automotive repairs and modifications.
Competitiveness
OEM-quality product provision
Customers
  • Car accessory stores
  • Repair shops
  • Car dealerships
  • Imported parts sellers
Products
  • Repair magnesium parts
  • Custom parts
  • Reinforcement brackets

Tools and machinery parts

Overview
Handles manufacturing of parts for tools and machinery requiring high durability.
Competitiveness
Superior wear-resistant product lineup
Customers
  • Tool manufacturers
  • Machinery manufacturers
  • Maintenance companies
Products
  • Power tool parts
  • Machine tool parts
  • Protective covers

Residential equipment parts

Overview
Provides lightweight, high-durability metal parts for residential use to enhance constructability.
Competitiveness
Balance of design and functionality
Customers
  • Residential equipment manufacturers
  • Construction companies
  • Building materials stores
Products
  • Lightweight metal parts
  • Heat-resistant panels
  • Decorative components

Environmental and energy equipment parts

Overview
Develops and manufactures high-performance lightweight parts for environmental equipment.
Competitiveness
Contributes to energy-saving performance
Customers
  • Solar power equipment manufacturers
  • Energy-saving equipment manufacturers
  • Environmental equipment companies
Products
  • Lightweight structural parts
  • Heat-dissipating parts

Logistics equipment parts

Overview
Provides metal parts contributing to equipment weight reduction in logistics.
Competitiveness
Custom order responsiveness
Customers
  • Logistics warehouse operators
  • Logistics equipment manufacturers
Products
  • Lightweight frame parts
  • Protective covers

Competitive Advantage

Strengths

  • High-precision magnesium processing technology
  • Strength in weight reduction
  • Domestic and overseas production bases
  • Strong transactions with automotive industry
  • 対応 to diverse industrial sectors
  • Business expansion through M&A
  • Sustainable procurement system
  • High product durability
  • Flexible customer responsiveness
  • Reliability from Tokyo Stock Exchange Growth listing
  • Continuous technological innovation
  • High environmental performance
  • Specialized quality management
  • Stable financial base
  • Global sales capabilities

Competitive Advantages

  • High-precision technology responding to weight reduction needs in automotive sector
  • Achieves stable supply with multiple production bases domestically and overseas
  • Know-how in manufacturing both magnesium and aluminum
  • Actively advancing product development aligned with EV market expansion
  • Expansion of product lineup and growth strategy through M&A
  • Differentiation in industry with environmentally responsive products
  • Flexible response to customer needs and short delivery times
  • Gains trust through rigorous quality management system
  • Reduces supply chain risks with sustainable procurement policy
  • Risk diversification through product supply to diverse industries
  • Provision of high value-added products utilizing advanced casting technology
  • Strong fundraising and high transparency on Tokyo Stock Exchange Growth
  • Brand power enhancement through good relations with local communities
  • Improved brand recognition and sales network expansion in overseas markets
  • Maintains competitiveness through ongoing R&D investment

Threats

  • Magnesium supply risks centered on China
  • Cost increases due to raw material price fluctuations
  • Demand decline due to automotive industry business conditions
  • Production cost increases from stricter environmental regulations
  • International trade friction and tariff risks
  • Intensified competition from new entrants
  • Risk of lagging behind pace of technological innovation
  • Profit margin deterioration due to exchange rate fluctuations
  • Uncertainty in global economy
  • Demand contraction from technological innovation in alternative materials
  • Supply chain disruption risks
  • Production halt risks from natural disasters

Innovations

2024: Market change listing to Tokyo Stock Exchange Growth Market

Overview
Changed listing market from TOKYO PRO Market to Tokyo Stock Exchange Growth Market, strengthening fundraising capabilities.
Impact
Contributes to improved stock liquidity and corporate value

2023: Increased production of instrument panels for EVs

Overview
Introduced increased production equipment for magnesium instrument panels for electric vehicles to meet rising demand.
Impact
Contributes to sales growth and market share expansion

2022: Strengthening overseas production bases

Overview
Introduced latest casting equipment at overseas bases in China, Malaysia, etc., to improve production efficiency.
Impact
Achieves cost reduction and shortened delivery times

2021: Development of new magnesium alloy technology

Overview
Developed proprietary alloy technology improving corrosion resistance in addition to weight reduction.
Impact
Acquires new customers and creates high-profit products

2020: Automation of production processes

Overview
Introduced automation technology in casting and finishing processes to enhance production capacity.
Impact
Achieves improved yield and quality stabilization

2023: Development of sustainable magnesium procurement

Overview
Developed raw material procurement technology for reducing environmental impact and opening procurement routes outside China.
Impact
Strengthens supply stability and environmental responsiveness

Sustainability

  • Developing magnesium procurement routes outside China
  • Promoting reduction of environmental impact in production processes
  • Improving waste recycling rate and promoting resource circulation
  • 積極 introduction of energy-saving equipment
  • Strengthening employee safety and health management
  • Local community collaboration on environmental conservation activities
  • Introduction of sustainability assessments for supply chain
  • Formulation and implementation of green procurement policy
  • Expansion of renewable energy use
  • Continuous improvement of environmental management system
  • Promotion of sustainable product development
  • Reduction of environmental impact across product life cycles