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What is Koatsu Gas Kogyo Co., Ltd. stock?

4097 is the ticker symbol for Koatsu Gas Kogyo Co., Ltd., listed on TSE.

Founded in Jul 27, 1962 and headquartered in 1958, Koatsu Gas Kogyo Co., Ltd. is a Chemicals: Specialty company in the Process industries sector.

What you'll find on this page: What is 4097 stock? What does Koatsu Gas Kogyo Co., Ltd. do? What is the development journey of Koatsu Gas Kogyo Co., Ltd.? How has the stock price of Koatsu Gas Kogyo Co., Ltd. performed?

Last updated: 2026-05-13 19:57 JST

About Koatsu Gas Kogyo Co., Ltd.

4097 real-time stock price

4097 stock price details

Quick intro

Koatsu Gas Kogyo Co., Ltd. (4097) is a leading Japanese supplier specializing in industrial gases and chemical products. Its core business includes the production of dissolved acetylene, high-pressure gases, and specialty adhesives such as "Cyanon."
For the fiscal year ended March 31, 2025, the company reported steady growth with net sales reaching ¥98,983 million (+6.1% YoY) and net income of ¥4,784 million (+6.2% YoY). The company maintains a strong financial position with a dividend yield of approximately 3.6%, reflecting resilient demand in the industrial and medical gas sectors.

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Basic info

NameKoatsu Gas Kogyo Co., Ltd.
Stock ticker4097
Listing marketjapan
ExchangeTSE
FoundedJul 27, 1962
Headquarters1958
SectorProcess industries
IndustryChemicals: Specialty
CEOkoatsugas.co.jp
WebsiteOsaka
Employees (FY)2K
Change (1Y)+104 +5.49%
Fundamental analysis

Koatsu Gas Kogyo Co., Ltd. Business Introduction

Koatsu Gas Kogyo Co., Ltd. (Tokyo Stock Exchange: 4097) is a leading Japanese industrial gas and chemical manufacturer headquartered in Osaka. Established as a pioneer in high-pressure gas technology, the company has evolved into a diversified industrial powerhouse providing essential materials for the electronics, automotive, construction, and healthcare sectors.

Business Summary

The company operates primarily through two segments: Gas Business and Chemical Business. While industrial gases remain the bedrock of its revenue, its chemical division—particularly adhesives—provides high-margin growth. As of the fiscal year ending March 2024, the company reported consolidated net sales of approximately ¥40.1 billion, maintaining a robust balance sheet and a consistent dividend policy.

Detailed Business Modules

1. Industrial Gas Division: This is the core pillar of the company. Koatsu Gas is a top-tier supplier of Dissolved Acetylene in Japan, a gas vital for metal cutting and welding. Beyond acetylene, the company supplies a wide array of industrial gases including Oxygen, Nitrogen, Argon, and Carbon Dioxide. A critical growth sub-sector is Electronic Specialty Gases, providing high-purity gases essential for semiconductor lithography and cleaning processes.

2. Chemical Division: This segment focuses on high-performance functional materials. The flagship products are "Cyanobond" (instant adhesives) and various emulsion-based adhesives used in woodworking, packaging, and construction. The company also produces Lotte-Chemical resins and various coating agents that cater to the evolving needs of the automotive and housing industries.

3. Engineering and Information Systems: Koatsu Gas provides total solutions including the design and installation of gas supply equipment, disaster prevention systems, and specialized IoT solutions for gas cylinder management, ensuring safety and operational efficiency for their B2B clients.

Business Model Characteristics

B2B Recurring Revenue: The industrial gas business is characterized by long-term contracts and the installation of gas supply systems at customer sites, creating a "razor-and-blade" model where the gas consumption provides steady, recurring cash flow.
Localized Supply Chain: Due to the logistical challenges of transporting high-pressure gases, the company maintains a dense network of filling stations and production plants across Japan, creating a localized monopoly in certain regional markets.

Core Competitive Moat

· Market Dominance in Acetylene: Koatsu Gas holds one of the largest market shares for dissolved acetylene in Japan, an industry with high barriers to entry due to strict safety regulations and specialized handling requirements.
· Proprietary Adhesive Technology: The "Cyanobond" brand is synonymous with industrial-grade reliability, allowing the company to command premium pricing in the manufacturing sector.
· Semiconductor Integration: By supplying high-purity gases to major Japanese and global chipmakers, Koatsu Gas is deeply embedded in the high-tech supply chain, benefitting from the global "Silicon Cycle."

Latest Strategic Layout

Under its medium-term management plan, Koatsu Gas is focusing on Carbon Neutrality. They are investing in hydrogen-related technologies and carbon capture research. Furthermore, the company is expanding its footprint in Southeast Asia to capitalize on the region's industrial growth, moving beyond the maturing Japanese domestic market.

Koatsu Gas Kogyo Co., Ltd. Development History

The history of Koatsu Gas Kogyo is a testament to the industrial modernization of post-war Japan, transitioning from a heavy-industry supplier to a high-tech material provider.

Development Phases

Phase 1: Foundation and the Acetylene Era (1958 - 1970s)
Founded in 1958 in Osaka, the company initially focused on the production and sale of dissolved acetylene. During Japan's rapid economic growth period, the demand for metalworking gases exploded as the country built its shipbuilding and automotive infrastructure. The company quickly established a nationwide distribution network.

Phase 2: Diversification into Chemicals (1980s - 1990s)
Recognizing the cyclical nature of heavy industry, the company diversified into specialty chemicals. The launch of the Cyanobond adhesive series marked a turning point, allowing the company to enter the consumer goods and precision electronics markets. During this time, the company was listed on the Second Section of the Osaka Securities Exchange (1980) and later the Tokyo Stock Exchange.

Phase 3: High-Tech Expansion and Globalization (2000s - 2015)
As the semiconductor industry flourished, Koatsu Gas pivoted towards high-purity gases and specialty chemicals for electronics. They formed strategic alliances with international chemical firms and expanded their production capacity for electronic-grade materials, shielding themselves from the decline in traditional domestic welding demand.

Phase 4: Innovation and ESG Integration (2016 - Present)
In recent years, the company has focused on "Smart Gas" solutions using IoT and AI to manage logistics. They have also intensified R&D in eco-friendly adhesives and hydrogen energy, aligning their corporate strategy with global Sustainability Development Goals (SDGs).

Success Factors and Analysis

Success Reason: Strategic Diversification. Unlike many competitors who stayed solely in the gas business, Koatsu’s early move into adhesives provided a secondary profit engine that buffered the company during economic downturns.
Success Reason: Safety Excellence. In the high-pressure gas industry, a single accident can be fatal to a brand. Koatsu’s impeccable safety record over decades has earned them the trust of blue-chip industrial clients.

Industry Introduction

The industrial gas and specialty chemical industry is a critical backbone of modern manufacturing. It is currently undergoing a structural shift driven by digital transformation and the green energy transition.

Industry Trends and Catalysts

1. Semiconductor Super-cycle: The expansion of AI, 5G, and IoT has led to unprecedented demand for specialty gases. According to SEMI, global semiconductor equipment spending and material consumption are projected to reach new highs in 2025-2026.
2. The Hydrogen Economy: As nations strive for Net Zero, hydrogen is moving from an industrial feedstock to a mainstream fuel source. Industrial gas companies are the natural leaders in this transition.
3. Consolidations: The industry is highly capital-intensive, leading to significant M&A activity globally to achieve economies of scale.

Competitive Landscape

The Japanese market is characterized by a mix of global giants and strong domestic players. Koatsu Gas Kogyo occupies a specialized niche, often collaborating with or competing against the following:

Company Name Market Position Key Strength
Taiyo Nippon Sanso Global Tier 1 Massive scale, international presence.
Air Water Inc. Domestic Leader Diversified into healthcare and food.
Koatsu Gas Kogyo Specialized Leader Niche dominance in Acetylene & Adhesives.
Iwatani Corp Energy Specialist Strongest player in Hydrogen distribution.

Industry Status of Koatsu Gas Kogyo

Koatsu Gas Kogyo is regarded as a "Highly Stable High-Dividend" stock within the Japanese chemical sector. While it does not have the massive volume of a global conglomerate, its operating margin (consistently around 7-9%) and its equity ratio (often exceeding 65%) are significantly higher than the industry average, reflecting its financial health. It is a "hidden champion" that provides the "oxygen" for Japan's manufacturing precision, particularly in the high-stakes semiconductor and automotive supply chains.

Financial data

Sources: Koatsu Gas Kogyo Co., Ltd. earnings data, TSE, and TradingView

Financial analysis

Koatsu Gas Kogyo Co., Ltd. Financial Health Score

Koatsu Gas Kogyo Co., Ltd. (4097) maintains a robust financial profile characterized by strong solvency and consistent profitability. According to the consolidated financial results for the fiscal year ended March 31, 2025, the company has demonstrated resilience in its core industrial gas and chemical businesses.

Indicator Score (40-100) Rating Key Highlight (FY2025 Data)
Profitability 78 ⭐️⭐️⭐️⭐️ Operating profit reached ¥5,969 million (+4.0% YoY).
Solvency & Leverage 92 ⭐️⭐️⭐️⭐️⭐️ Total equity stands at ¥81.7 billion; Debt/Equity ratio approx. 14.4%.
Growth Stability 72 ⭐️⭐️⭐️ Net sales grew 6.1% to ¥98,983 million.
Shareholder Returns 85 ⭐️⭐️⭐️⭐️ Consistent dividend history with a yield of ~3.59%.
Overall Health 82 ⭐️⭐️⭐️⭐️ Strong balance sheet with steady cash flow generation.

Financial Snapshot (As of FY2025 Report)

- Net Sales: ¥98,983 million (Increased from ¥93,275 million in FY2024).
- Profit Attributable to Owners: ¥4,784 million (+6.2% YoY).
- Return on Equity (ROE): Approximately 5.32% to 6.0% range.
- Price-to-Book (P/B) Ratio: 0.76 (Indicating the stock is trading below its book value).

Koatsu Gas Kogyo Development Potential

1. "Change & Challenge Stage II" Roadmap

The company is currently executing its Medium-Term Management Plan (Phase II), which targets net sales of ¥100.0 billion and an operating profit of ¥7.0 billion. The strategic focus is on transitioning from a domestic gas supplier to a globally competitive specialized chemical and gas group. A significant portion of the planned ¥17.0 billion strategic investment is earmarked for technological innovation and facility upgrades.

2. Expansion into Hydrogen and Carbon Neutrality

As a leader in high-pressure gas technology, Koatsu Gas Kogyo is pivoting toward the hydrogen economy. Key catalysts include:
- Hydrogen Accumulators: Development of high-pressure storage solutions for hydrogen refueling stations.
- Decarbonization Technologies: Research into "smart carburizing" and other energy-efficient industrial processes to help manufacturing clients meet carbon-neutral targets.

3. High-Performance Chemical Materials

Beyond gases, the company’s Chemical Products Division is expanding into high-margin niches, including advanced adhesives (Cyanon) and specialized resins. These products are increasingly used in electronics and automotive sectors, providing a diversified revenue stream that is less cyclical than traditional industrial gases.

4. Digital Transformation (DX) and IT Solutions

The company’s IT segment, focusing on GNSS receiver modules and LSI cards, serves as a "hidden" growth engine. By integrating IoT with gas cylinder management and logistics, they aim to improve operational efficiency and offer value-added services to industrial clients.

Koatsu Gas Kogyo Pros & Risks

Pros (Bull Case)

+ Defensive Business Model: Industrial gases are essential consumables for the manufacturing, medical, and construction sectors, ensuring steady recurring revenue even during economic downturns.
+ Undervalued Asset Base: With a P/B ratio significantly below 1.0 (approx. 0.76), the company is considered undervalued relative to its high-quality assets and cash reserves.
+ Strong Financial Independence: Low debt levels (Debt/Equity ~14%) provide the company with the flexibility to pursue M&A or intensive R&D without financial strain.

Risks (Bear Case)

- High Energy & Raw Material Costs: The production of industrial gases is energy-intensive. Significant spikes in electricity or fuel prices can compress operating margins if costs cannot be fully passed on to customers.
- Sector Concentration: While diversifying, the company still heavily relies on the domestic Japanese manufacturing sector, which faces long-term demographic and structural headwinds.
- Capital Efficiency Concerns: Despite a strong balance sheet, the ROE remains relatively modest (around 5-6%). Investors are looking for more aggressive capital allocation or share buybacks to improve shareholder value.

Analyst insights

How do analysts view Koatsu Gas Kogyo Co., Ltd. and the 4097 stock?

As of mid-2026, market sentiment toward Koatsu Gas Kogyo Co., Ltd. (4097) remains cautiously optimistic. Analysts view the company as a stable "infrastructure-adjacent" play within the Japanese industrial sector, benefiting from the essential nature of its core gas products. While it lacks the high-growth profile of technology sectors, its role as a critical supplier in the manufacturing and medical supply chains provides a defensive cushion for investors. Below is a detailed breakdown of analyst perspectives:

1. Core Institutional Views on the Company

Durable Business Model: Industry observers consistently highlight the non-optional nature of Koatsu Gas Kogyo’s products. By supplying high-pressure gases like dissolved acetylene, oxygen, and nitrogen, the company maintains long-term, recurring relationships with clients in the automotive, construction, and healthcare sectors. Analysts at AlphaSpread and Investing.com note that the company acts as a vital intermediary in the supply chain, which provides high earnings visibility.
Focus on Shareholder Value: Following recent Tokyo Stock Exchange initiatives, Koatsu Gas Kogyo has been commended for its "Management Conscious of Cost of Capital and Stock Price" strategy. As of the fiscal year ending March 2025, the company reported a capital adequacy ratio of approximately 63.9%, demonstrating a robust balance sheet. Analysts view the company's commitment to stable dividends—currently yielding around 3.6%—as a key attraction for value-oriented investors.
Steady Financial Growth: For the most recent reporting period (December 31, 2025), the company maintained steady revenue figures of approximately ¥25.41 billion. While net income faced a year-on-year fluctuation due to energy cost volatility, the company’s ability to pass through costs to customers is viewed as a major competitive advantage in an inflationary environment.

2. Stock Ratings and Target Prices

Market data as of early 2026 suggests that 4097 is primarily followed by regional Japanese brokerages and quantitative analysts rather than large global investment banks. The consensus remains "Fairly Valued" to "Slightly Undervalued":

Rating Distribution: The stock maintains a "Hold/Neutral" consensus across major tracking platforms. Technical analysis summaries (as of March 2026) indicate 10 "Buy" signals versus 2 "Sell" signals based on long-term moving averages (MA100 and MA200), though short-term indicators remain neutral.
Price Targets:
Average Fair Value: Approximately ¥1,246, representing a potential upside of roughly 11-12% from the current trading price of around ¥1,114.
Valuation Models: Quantitative analysts using Discounted Cash Flow (DCF) models suggest an "intrinsic value" range between ¥800 and ¥1,250 depending on the discount rate applied, with the stock currently trading near the upper end of its historical Price-to-Book (P/B) ratio of 0.76x.

3. Key Risks Identified by Analysts

Despite its stability, analysts highlight several headwinds that could cap the stock's performance:
Energy and Raw Material Volatility: The production and distribution of industrial gases are energy-intensive. Analysts warn that sudden spikes in electricity or fuel prices can squeeze margins, especially if there is a lag in implementing price adjustments for long-term contracts.
Exposure to Traditional Industries: A significant portion of the company's revenue is tied to the construction and automotive sectors. Any slowdown in Japanese domestic infrastructure spending or a decline in domestic vehicle production could directly impact sales volumes for welding gases and chemicals.
Limited Growth Catalysts: Critics argue that Koatsu Gas Kogyo lacks "explosive" growth drivers. Unlike specialized electronic gas suppliers, Koatsu’s portfolio is heavily weighted toward traditional industrial applications, which typically grow in line with GDP rather than at double-digit rates.

Summary

The prevailing view on Wall Street and in Tokyo is that Koatsu Gas Kogyo Co., Ltd. is a "Steady Value" stock. It is favored for its strong financial health, reliable dividend payout, and essential market position. While it may not provide the volatility required for aggressive growth portfolios, it remains a preferred choice for conservative investors looking for exposure to the Japanese industrial recovery and defensive yield.

Further research

Koatsu Gas Kogyo Co., Ltd. FAQ

What are the investment highlights of Koatsu Gas Kogyo Co., Ltd. (4097), and who are its main competitors?

Koatsu Gas Kogyo Co., Ltd. is a leading Japanese supplier of industrial gases and chemical products. Its primary investment highlights include its dominant position in the dissolved acetylene market and its diversified portfolio, which includes high-tech electronic materials (like GNSS receiver modules) and adhesives (CYANON). The company benefits from a durable business model where industrial gases are essential, non-optional inputs for manufacturing, construction, and medical sectors, leading to recurring revenue through long-term supply contracts.

Main competitors in the industrial gas and chemical sectors include large-scale players such as Air Water Inc., Taiyo Nippon Sanso (Mitsubishi Chemical Group), and Sakai Chemical Industry Co., Ltd. (4078). In the chemical segment, it competes with companies like Nihon Parkerizing (4095) and KH Neochem (4189).

Is the latest financial data for Koatsu Gas Kogyo healthy? What are its revenue, profit, and debt levels?

The company's financial health is considered stable with consistent growth. According to the Consolidated Financial Results for the Fiscal Year Ended March 31, 2025:
- Net Sales: 98.98 billion JPY, a year-on-year increase of 6.1%.
- Net Income: 4.78 billion JPY, up 6.2% compared to the previous year.
- Earnings Per Share (EPS): 86.68 JPY (Full Year 2025).
- Debt Situation: The company maintains a conservative capital structure with a Debt-to-Equity ratio of approximately 14.4% and a high equity ratio, indicating low financial risk and a healthy balance sheet.

Is the current valuation of 4097 stock high? How do the P/E and P/B ratios compare to the industry?

As of early 2026, Koatsu Gas Kogyo appears to be valued moderately, often seen as a value play:
- Price-to-Earnings (P/E) Ratio: Approximately 14.3x, which is generally in line with or slightly below the average for the Japanese basic materials sector.
- Price-to-Book (P/B) Ratio: Approximately 0.76x. A P/B ratio below 1.0 suggests the stock is trading at a discount to its net asset value, which is often attractive to value investors seeking a "margin of safety."
Compared to peers like Nihon Parkerizing (P/E ~12.5x) and Sakai Chemical (P/E ~12.5x), Koatsu Gas Kogyo trades at a comparable multiple but remains undervalued relative to its physical assets.

How has the 4097 stock price performed over the past year compared to its peers?

Over the past year (ending early 2026), 4097 has shown strong performance:
- One-Year Return: The stock price increased by approximately 32.8% to 39.5% (depending on the specific 12-month window cited), significantly outperforming many traditional utility and material benchmarks.
- 52-Week Range: The stock has traded between 858.0 JPY and 1,198.0 JPY.
While it trailed the broader S&P 500 in some periods, it has remained competitive within the Japanese industrial gas sector, showing lower volatility (Beta of ~0.4) compared to the broader market.

Are there any recent major institutional transactions involving 4097 stock?

Recent filings indicate active management of stakes by major shareholders. A notable event occurred on March 10, 2026, when Denka Co., Ltd., a major shareholder, reduced its stake from 11.48% to 9.90%.

Despite this sale, institutional ownership remains significant. Major holders as of mid-2025/early-2026 include:
- Koatsu Kyoueikai: 13.19%
- Mitsubishi Chemical Group: 5.69%
- Brandes International Small Cap Equity Fund: ~4.96%
- Vanguard Group: ~2.17%
The presence of international funds like Brandes and Vanguard suggests a level of global institutional interest in the company's value profile.

What are the current industry trends affecting Koatsu Gas Kogyo?

The industrial gas industry is currently influenced by the decarbonization trend and the semiconductor recovery. Koatsu Gas Kogyo is well-positioned to benefit from:
- Electronic Gases: Increased demand for high-purity gases used in electronic component manufacturing.
- Infrastructure Demand: Continued demand for welding gases (acetylene) in Japanese construction and shipbuilding.
- Stable Dividends: The company has a consistent dividend policy, recently paying an annual dividend of 40 JPY per share (yield of approx. 3.6%), which appeals to investors in a low-interest-rate environment.

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TSE:4097 stock overview