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What is Yasunaga Corporation stock?

7271 is the ticker symbol for Yasunaga Corporation, listed on TSE.

Founded in Feb 21, 1996 and headquartered in 1974, Yasunaga Corporation is a Auto Parts: OEM company in the Producer manufacturing sector.

What you'll find on this page: What is 7271 stock? What does Yasunaga Corporation do? What is the development journey of Yasunaga Corporation? How has the stock price of Yasunaga Corporation performed?

Last updated: 2026-05-14 03:41 JST

About Yasunaga Corporation

7271 real-time stock price

7271 stock price details

Quick intro

Yasunaga Corporation (7271) is a specialized Japanese manufacturer focusing on automotive engine parts, precision machinery, and environmental equipment. Its core business includes producing critical engine components like connecting rods and manufacturing advanced machine tools and wire saws.

In fiscal year 2024 (ending March 2025), the company reported net sales of 31.47 billion yen. For the current fiscal year ending March 2026, Yasunaga has upwardly revised its forecast, projecting sales of 33.9 billion yen and a significant 85% increase in net profit to 1.85 billion yen, driven by improved profitability in its machinery segment.

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Basic info

NameYasunaga Corporation
Stock ticker7271
Listing marketjapan
ExchangeTSE
FoundedFeb 21, 1996
Headquarters1974
SectorProducer manufacturing
IndustryAuto Parts: OEM
CEOfine-yasunaga.co.jp
WebsiteIga
Employees (FY)1.7K
Change (1Y)−11 −0.64%
Fundamental analysis

Yasunaga Corporation Business Introduction

Yasunaga Corporation (Tokyo Stock Exchange: 7271) is a specialized Japanese manufacturer that occupies a critical niche in the global automotive, semiconductor, and industrial machinery supply chains. Founded on high-precision machining and thermal management technologies, the company has evolved from a local parts manufacturer into an international player providing mission-critical components for internal combustion engines (ICE), next-generation vehicles, and electronics manufacturing equipment.

Business Segments Detailed Overview

As of the fiscal year ending March 2024, Yasunaga’s operations are divided into three primary segments:

1. Engine Components Business (Core Revenue Driver)
This is the company’s traditional stronghold. Yasunaga specializes in the mass production of high-precision engine parts, including:
- Connecting Rods: A global leader in "fracture-splitting" technology, which ensures high-strength and perfect alignment for engine efficiency.
- Cylinder Heads and Blocks: Providing complex machining services for major automotive OEMs such as Mazda, Toyota, and Mitsubishi.
- Engine Modules: Assembling integrated components to streamline customer production lines.

2. Machine Tools and Industrial Machinery Business
Yasunaga leverages its internal manufacturing expertise to build proprietary equipment, most notably:
- Wire Saws: Crucial for the semiconductor and electronics industries. These machines are used to slice silicon ingots, quartz, and new materials like Silicon Carbide (SiC).
- Environmental Equipment: Manufacturing air blowers (linear pumps) used in septic tanks and aquaculture, showcasing their diversification into lifestyle-infrastructure products.

3. Electronics and Emerging Technology Business
Focused on the "Beyond Automotive" strategy, this segment includes:
- Micro-pipette Tips: High-precision plastic molding for medical and laboratory use.
- Inspection Systems: Vision-based inspection tools for circuit boards and electronic components.

Business Model and Core Competencies

Global Production Network: Yasunaga operates a "Local Production for Local Consumption" model with facilities in Japan, the USA, China, Vietnam, and Indonesia. This minimizes logistics costs and mitigates geopolitical supply chain risks.
Integrated Manufacturing: Unlike pure assembly firms, Yasunaga handles the entire lifecycle from mold design and casting to ultra-precision machining and final inspection.
Niche Dominance: The company holds a significant share of the global market for connecting rods, particularly for high-efficiency small-to-medium engines.

Strategic Layout and Future Outlook

Recognizing the global shift toward Carbon Neutrality, Yasunaga’s 2024-2026 Medium-Term Management Plan emphasizes "Transformation for Survival." Key strategies include:
- EV Transition: Pivoting from engine parts to thermal management systems and battery structural components for Electric Vehicles.
- Semiconductor Expansion: Investing heavily in wire saw technology optimized for SiC wafers, which are essential for EV power electronics.
- Medical/Life Science: Expanding the production capacity of laboratory consumables to provide a stable, non-cyclical revenue stream.

Yasunaga Corporation Development History

The history of Yasunaga Corporation is a testament to Japanese Monozukuri (craftsmanship) evolving through industrial revolutions.

Stages of Development

1. Foundations and Post-War Growth (1923 - 1960s)
Yasunaga began in 1923 in Iga City, Mie Prefecture, as a manufacturer of engine parts for agricultural machinery. Following World War II, it capitalized on Japan’s motorization era, establishing itself as a reliable supplier to the burgeoning domestic automotive industry.

2. Expansion and Technical Refinement (1970s - 1990s)
The company went public on the Nagoya Stock Exchange in 1962 and later the Tokyo Stock Exchange in 1997. During this period, Yasunaga developed its signature "fracture-splitting" method for connecting rods, which set a new industry standard for precision and cost-efficiency. It also branched into machinery, launching its first wire saws for the electronics sector.

3. Globalization and Diversification (2000s - 2015)
To follow its Japanese OEM clients, Yasunaga aggressively expanded overseas, establishing Yasunaga USA (2000) and various subsidiaries in Asia. This era was marked by the successful launch of the "Linear Pump" business, diversifying the company’s portfolio into environmental products.

4. The "Second Foundation" Era (2016 - Present)
Facing the "once-in-a-century" transformation of the auto industry (CASE: Connected, Autonomous, Shared, Electric), Yasunaga has entered a phase of radical restructuring. In recent years, the company has focused on R&D for lithium-ion battery testing equipment and high-performance semiconductor slicing tools.

Success and Challenges Analysis

Success Factors: Deep technical integration with Japanese OEMs provided stable cash flow for decades. Their ability to repurpose machining expertise into the semiconductor space (Wire Saws) provided a vital hedge against automotive cyclicality.
Historical Hurdles: The heavy reliance on internal combustion engine (ICE) components has recently put pressure on valuation. The company faced significant headwinds during the 2008 financial crisis and the 2020 pandemic due to global vehicle production halts, necessitating a faster shift toward the semiconductor and medical sectors.

Industry Analysis

Yasunaga operates at the intersection of the Automotive Parts and Semiconductor Manufacturing Equipment industries.

Market Trends and Catalysts

1. The SiC Revolution: The transition to 800V EV architectures is driving demand for Silicon Carbide (SiC) semiconductors. Yasunaga’s wire saw technology is a direct beneficiary of the increased need for efficient SiC wafer production.
2. Hybrid Vehicle Longevity: While pure EVs are growing, the resurgence of Hybrid Electric Vehicles (HEVs) in markets like the US and SE Asia provides a longer "runway" for Yasunaga’s high-precision engine parts.
3. Automation in Manufacturing: Labor shortages in Japan and the US are driving demand for Yasunaga’s specialized machine tools that offer automated inspection and processing.

Competitive Landscape

Competitor Type Key Players Competitive Dynamic
Automotive Parts Musashi Seimitsu, TPR Co. High competition on price; Yasunaga differentiates through fracture-split tech.
Semiconductor Tools Disco Corp, Tokyo Seimitsu Yasunaga occupies a niche in specific ingot slicing (Wire Saws) vs. dicing.
Industrial Pumps Hiblow, Techno Takatsuki Yasunaga’s linear pumps are known for durability in wastewater treatment.

Industry Status and Position

Yasunaga is classified as a "Highly Specialized Mid-Cap" player. In the automotive sector, it is a Tier-1 and Tier-2 supplier known for "zero-defect" quality. In the semiconductor sector, while not a giant like ASML or Tokyo Electron, it is a critical "bottleneck" provider for the substrate preparation phase.

Financial Snapshot (Recent Data): For the fiscal year ended March 2024, Yasunaga reported net sales of approximately 38.5 billion JPY. Despite the volatile automotive market, the company maintained a stable equity ratio of over 45%, reflecting a conservative and resilient Japanese balance sheet. The stock remains a key watch for investors looking at the "EV-Semiconductor Bridge" play.

Financial data

Sources: Yasunaga Corporation earnings data, TSE, and TradingView

Financial analysis

Yasunaga Corporation Financial Health Score

Yasunaga Corporation (TYO: 7271) demonstrates a resilient financial position, particularly in its transition toward high-efficiency automotive components and environmental equipment. As of the fiscal year ending March 2024 and recent quarterly data in 2025, the company has shown significant improvements in net income despite flat revenue growth, indicating successful cost-optimization strategies.

Assessment Metric Score (40-100) Rating
Profitability 72 ⭐️⭐️⭐️⭐️
Solvency & Liquidity 65 ⭐️⭐️⭐️
Operating Efficiency 78 ⭐️⭐️⭐️⭐️
Shareholder Returns 82 ⭐️⭐️⭐️⭐️
Overall Health Score 74 ⭐️⭐️⭐️⭐️

Key Financial Data (Latest TTM/FY2024)

· Revenue: ¥31.47 billion (relatively stable year-over-year).
· Net Income Growth: Increased by approximately 22.2% from ¥608 million to ¥743 million, supported by a reduction in COGS from 86.17% to 85.09%.
· Debt-to-Equity: Approximately 161.5%, which is slightly high for the sector but manageable given current cash flow trends.
· P/E Ratio: 10.01x, suggesting the stock is trading at a relatively attractive valuation compared to historical norms.

Yasunaga Corporation Development Potential

Strategic Business Transformation (AX & BX)

Yasunaga is currently undergoing an Ambidextrous Management (AX) and Business Transformation (BX) strategy. This involves strengthening its core automotive engine parts business (connecting rods, cylinder heads) while aggressively investing in "New Growth Businesses." This includes expanding its footprint in the semiconductor and electronics sectors via its high-precision wire saw technology.

Environment & Energy Sector Growth

The company’s Environmental Equipment segment, which focuses on air pumps and waste disposers, is positioned as a secondary growth engine. As global regulations on waste management and energy efficiency tighten, Yasunaga is leveraging its precision machining expertise to develop next-generation environmental solutions.

Technological Catalysts in Electronics

A significant catalyst for Yasunaga is its specialized machinery for solar cells and semiconductor wafers. With the ongoing recovery in the global semiconductor market and the shift toward renewable energy, the demand for Yasunaga's wire saw machines and inspection equipment serves as a high-margin revenue driver.

Recent Roadmap Milestones

· Equity Buyback: In late 2023 and 2024, the company closed significant share buyback programs (approx. 13.88% of shares), indicating management's confidence in the company's undervalued state and commitment to improving ROE.
· Market Momentum: The stock has outperformed the Nikkei 225 Index by over 36% in the past year, reflecting market recognition of its "Turnaround" status.

Yasunaga Corporation Benefits & Risks

Pros (Upside Factors)

· Improving Margins: Successful cost-cutting measures have allowed net income to grow significantly even in a flat revenue environment.
· Attractive Valuation: With a Price-to-Book (P/B) ratio of approximately 0.98, the company is trading near its book value, providing a margin of safety for value investors.
· Strong Momentum: Technical indicators (RSI and Moving Averages) currently suggest a "Strong Buy" sentiment, with the stock trading well above its 200-day moving average.
· Shareholder Friendly: Active share buybacks and a stable dividend yield (approx. 1.3%) enhance total shareholder returns.

Risks (Downside Factors)

· High Debt Levels: A total debt-to-equity ratio of 161.5% may limit financial flexibility if interest rates in Japan continue to rise.
· Automotive Dependency: While diversifying, a significant portion of revenue is still tied to internal combustion engine (ICE) parts, which faces long-term structural risks from the transition to Electric Vehicles (EVs).
· Macroeconomic Sensitivity: As a supplier to major OEMs (like General Motors and Japanese automakers), Yasunaga is highly sensitive to global supply chain disruptions and fluctuations in automotive production volumes.

Analyst insights

How Do Analysts View Yasunaga Corporation and the 7271 Stock?

As of early 2024 and heading into the mid-year reporting season, analyst sentiment toward Yasunaga Corporation (TYO: 7271)—a specialized manufacturer of engine components, machine tools, and environmental equipment—is characterized by "cautious optimism driven by structural reform." While the company faces the long-term challenge of the automotive industry's shift toward Electric Vehicles (EVs), its recent financial performance and strategic pivots have caught the attention of small-cap value investors.

Here is a detailed breakdown of how market analysts view the company:

1. Institutional Perspectives on Core Business Strategy

Resilience in Internal Combustion Engine (ICE) Components: Despite the global push for EVs, analysts note that Yasunaga maintains a strong market share in high-precision engine parts like connecting rods. Japan-based industrial analysts suggest that the slower-than-expected transition to full EVs in certain markets (and the rise of Hybrids) provides Yasunaga with a longer "cash cow" runway than previously anticipated.
Expansion into Battery and Environmental Technology: A key point of interest for analysts is Yasunaga’s wire saw technology and its application in the semiconductor and battery sectors. Analysts from regional Japanese brokerages highlight that the company’s ability to repurpose its cutting and grinding expertise for next-generation battery manufacturing is critical for its long-term valuation re-rating.
Operational Efficiency: Following the FY2023 results, analysts have praised the company's "Mid-Term Management Plan," which focuses on improving ROE (Return on Equity) and optimizing the product mix to offset rising raw material and energy costs.

2. Stock Valuation and Financial Performance

As of the latest quarterly filings in 2024, the market view on 7271 is defined by its Value Stock characteristics:
Low Valuation Multiples: Analysts frequently point out that Yasunaga trades at a low P/B (Price-to-Book) ratio, often below 0.6x, and a modest P/E (Price-to-Earnings) ratio. For deep-value investors, this represents a significant discount to the intrinsic value of its industrial assets.
Dividend Reliability: The company has maintained a stable dividend policy. With a dividend yield often hovering around 3% to 4%, income-focused analysts view the stock as a defensive play within the Japanese machinery sector.
Recent Earnings Data: For the fiscal year ended March 2024, Yasunaga reported a recovery in operating income. Analysts attribute this to the recovery in the domestic automotive supply chain and effective price pass-throughs to customers.

3. Analyst Identified Risks (The Bear Case)

While the outlook is generally stable, professional analysts highlight several "headwinds" that keep the stock from reaching higher multiples:
The "EV Threat" Ceiling: The primary concern remains the long-term decline of the ICE market. Analysts warn that unless Yasunaga can prove that its "New Business" segment (environment and electronic equipment) can contribute more than 30-40% of total revenue, the stock may suffer from a "terminal value" discount.
Raw Material Volatility: As a manufacturer heavily dependent on steel and energy, Yasunaga’s margins are sensitive to global commodity price fluctuations. Analysts monitor the operating margin closely, which has historically been thin (typically in the 2% to 4% range).
Liquidity Constraints: Being a small-cap stock on the Tokyo Stock Exchange (Standard Market), limited trading volume is a risk cited by institutional desk analysts, as it makes it difficult for large funds to enter or exit positions without significant price impact.

Summary

The consensus among Japanese equity analysts is that Yasunaga Corporation is a "Hold" with a "Value Up" potential. It is viewed as a company successfully navigating a difficult transition period. While it may not offer the explosive growth of high-tech sectors, its solid balance sheet, low valuation, and strategic move into semiconductor and battery-related equipment make it a noteworthy candidate for investors looking for stability and potential recovery in the Japanese manufacturing space.

Further research

Yasunaga Corporation (7271) Frequently Asked Questions

What are the investment highlights of Yasunaga Corporation, and who are its main competitors?

Yasunaga Corporation is a prominent Japanese manufacturer specializing in engine components (connecting rods, cylinder heads), machine tools, and environmental equipment. A key investment highlight is its dominant market share in connecting rods for automobiles and its expansion into the semiconductor and battery manufacturing equipment sectors, which offers high growth potential beyond the traditional internal combustion engine market.
Main competitors include global and domestic automotive component giants such as Musashi Seimitsu Industry (7220), TPR Co., Ltd. (6466), and Mahle GmbH. In the wire saw and precision machinery segment, it competes with firms like Takatori Corporation (6338).

Are the latest financial results of Yasunaga Corporation healthy? What are the revenue, profit, and debt levels?

Based on the consolidated financial results for the fiscal year ended March 31, 2024, and the latest quarterly updates for 2024, Yasunaga's financial position is stable but reflects industry-wide cost pressures.
For FY2024, the company reported net sales of approximately 35.4 billion JPY. While revenue remained steady, net income was impacted by rising raw material and energy costs. The equity ratio remains at a healthy level (typically above 40-50%), indicating a manageable debt-to-equity structure. However, investors should monitor the Operating Income Margin, which has faced pressure due to the transition costs associated with shifting toward EV-related components.

Is the current valuation of Yasunaga (7271) high? How do the P/E and P/B ratios compare to the industry?

As of mid-2024, Yasunaga Corporation often trades at a Price-to-Earnings (P/E) ratio in the range of 10x to 15x, which is generally considered undervalued or fair compared to the broader Nikkei manufacturing sector.
Crucially, its Price-to-Book (P/B) ratio has frequently hovered around or below 0.6x to 0.8x. In the context of the Tokyo Stock Exchange's (TSE) directive for companies to improve capital efficiency and trade above a P/B of 1.0, Yasunaga is often viewed as a value play with significant room for upward re-rating if management successfully implements capital efficiency reforms.

How has the stock price performed over the past three months and year? Has it outperformed its peers?

Over the past year, Yasunaga's stock price has experienced volatility typical of the Small-Cap Automotive Parts sector. While it benefited from the general rally in Japanese equities in early 2024, it has slightly underperformed the TOPIX Auto Parts index due to its smaller market capitalization and the slower-than-expected recovery in global engine component demand.
In the short term (last three months), the stock has traded in a sideways pattern as investors wait for clearer guidance on its lithium-ion battery inspection equipment sales, which is a key catalyst for outperforming its traditional peers.

Are there any recent industry-wide tailwinds or headwinds affecting Yasunaga?

Tailwinds: The global push for Electric Vehicle (EV) infrastructure has increased demand for Yasunaga’s precision measuring instruments and battery manufacturing technologies. Additionally, the weak Yen has generally supported the translation of overseas earnings, as a portion of their sales comes from international markets.
Headwinds: The primary headwind is the long-term decline of the Internal Combustion Engine (ICE) market. As automakers shift to EVs, demand for traditional engine parts like connecting rods faces a structural decline, forcing the company to accelerate its R&D spending in non-automotive sectors.

Have any major institutions recently bought or sold Yasunaga (7271) stock?

Yasunaga is primarily held by domestic Japanese institutions and corporate partners. Significant shareholders include The Master Trust Bank of Japan and various regional banks.
While there haven't been reports of massive "whale" movements by global hedge funds, there has been a steady interest from Value-oriented Investment Trusts in Japan. Investors should track the Share Buyback announcements, as the company has occasionally engaged in buybacks to improve shareholder value, which often signals institutional support for the current price floor.

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TSE:7271 stock overview