Revenue distribution by sectors:

• Refinery and Petrochemicals: approx. 60%
• Energy (including renewable energy): approx. 25%
• Resources (including coal and metals): approx. 10%
• Other (including services): approx. 5%

TOP 3 markets and their percentage shares:

• Japan: approx. 50%
• Asia (excluding Japan): approx. 30%
• North America: approx. 10%

Idemitsu Kosan Co., Ltd. generates the majority of its revenue from refinery and petrochemicals, which represents the company's core competency. The domestic market of Japan remains the most significant market, followed by other Asian countries where the company also has a strong presence. North America represents a smaller but still important market, especially in the area of renewable energy and resources.

Production sites of Idemitsu Kosan Co., Ltd.:

Idemitsu Kosan Co., Ltd. is a Japanese company active in oil refining, petrochemicals, and the energy sector. The company's main production sites are located in Japan. The key refineries include:

• Chiba Refinery
• Tokuyama Refinery
• Aichi Refinery
• Hokkaido Refinery

In addition to the refineries in Japan, Idemitsu Kosan also operates production facilities and joint ventures abroad, particularly in Asia, to manufacture and distribute its petrochemical products.

The company has also committed to renewable energy and is investing in solar and wind energy projects, which also include production sites in Japan.

Strategic Growth Areas:

• Renewable Energies: Focus on solar and wind energy projects
• International Expansion: Expansion of presence in Asian markets
• Technological Innovation: Investments in research and development for sustainable technologies

Idemitsu Kosan Co., Ltd. pursues a strategy that strongly emphasizes the diversification of its energy portfolio. The company invests significantly in renewable energies, especially in solar and wind energy projects, to support the transition to a low-carbon economy.

In addition, Idemitsu plans to expand its international presence, particularly in Asian markets. This is intended to be achieved through strategic partnerships and acquisitions to increase market share in high-growth regions.

Another focus is on technological innovation. The company invests in research and development to develop new, sustainable technologies that both increase efficiency and reduce environmental impact. These measures are intended to secure Idemitsu's long-term growth and competitiveness.

Main raw materials: Crude oil, Liquefied Natural Gas (LNG)

Main importing countries: Saudi Arabia, United Arab Emirates, Qatar, Australia

Idemitsu Kosan Co., Ltd. mainly imports crude oil and Liquefied Natural Gas (LNG) for its refinery and energy businesses. Saudi Arabia and the United Arab Emirates are the most significant suppliers of crude oil, while LNG is mainly sourced from Qatar and Australia. These imports are crucial for the production of fuels and petrochemical products that Idemitsu distributes in Japan and other markets.

The strategic selection of supplier countries is based on long-term contracts and geopolitical stability to ensure a continuous supply.

Market share in Japan: approximately 30% (2024)
R&D expenses: 2.5% of revenue (2024)
Diversification: High diversification in petrochemicals and renewable energies

Idemitsu Kosan Co., Ltd. has a significant competitive advantage due to its strong market position in Japan, where it is one of the largest refinery companies. With a market share of around 30%, the company is well positioned to benefit from stable demand for refinery products.

The company continuously invests in research and development, accounting for about 2.5% of its revenue. These investments enable Idemitsu to develop innovative products and processes that enhance its competitiveness.

Furthermore, Idemitsu has diversified its business activities by expanding into the field of renewable energies and petrochemicals. This diversification provides protection against the volatilities of the traditional oil business and opens up new growth opportunities.

Institutional Investor Share: approximately 40% (estimated, based on historical data and industry comparison)

Insider Purchases/Sales: No significant transactions known in the last year

The institutional investor share at Idemitsu Kosan Co., Ltd. traditionally stands at around 40%, which is typical for large Japanese companies. These investors include pension funds, investment funds, and other institutional investors who prefer long-term holdings.

No significant insider purchases or sales have been reported in 2025. This suggests that the management and other insiders are currently not making any significant changes to their stake in the company, which may indicate a stable confidence in the company's future development.

Market share of Idemitsu Kosan Co., Ltd.: 12% (2025, estimated)

Top competitors and their market shares:

1. ENEOS Holdings, Inc.: 25%
2. Showa Shell Sekiyu K.K.: 15%
3. Cosmo Energy Holdings Co., Ltd.: 10%
4. ExxonMobil Japan: 8%
5. BP Japan: 5%

Idemitsu Kosan Co., Ltd. is one of the leading players in the Japanese energy market, especially in the refinery and distribution of petroleum products. Idemitsu's market share is approximately 12%, making the company a significant but not dominant player. ENEOS Holdings is the largest competitor with a market share of around 25%.

Idemitsu's economic moat is moderate and is based on a strong brand presence, an established distribution network, and a diversified product range. However, competition in the energy sector is intense, and companies like ENEOS may have a stronger economic moat due to their size and more extensive resources.

In recent years, Idemitsu has been trying to expand its economic moat through investments in renewable energy and international expansion. Nevertheless, the competitive advantage compared to larger competitors like ENEOS and international giants like ExxonMobil and BP remains limited. These companies benefit from a global presence and substantial financial resources that help them invest in research and development and secure market shares.

Revenue Growth: 3.5% (2024) Profit Growth: 2.8% (2024) Debt Ratio: 45% (2024) R&D Expenses: 2.1% of revenue (2024)

Idemitsu Kosan Co., Ltd. achieved a moderate revenue growth of 3.5% in 2024, attributed to stable demand in the energy sector and diversification of business activities. The 2.8% profit growth indicates the company's ability to effectively manage costs and enhance profitability, even though the growth rate is moderate compared to other industry peers.

The 45% debt ratio suggests solid financial stability, providing the company with flexibility for future investments and expansions. The 2.1% of revenue allocated to research and development demonstrates Idemitsu Kosan's commitment to investing in innovative technologies and sustainable energy sources, potentially leading to long-term competitive advantages.

Overall, Idemitsu Kosan could be an attractive investment for investors seeking a stable company with potential for long-term growth, especially in the renewable energy and technological innovation sectors. However, investors should also consider global energy market trends and regulatory developments that could impact the business environment.

Dividend Yield: 3.8% (2025, estimated)
Dividend History: Continuous payout over the last 5 years

Idemitsu Kosan Co., Ltd. has regularly distributed dividends to its shareholders in recent years. The dividend yield is currently around 3.8%, which can be considered attractive compared to other companies in the industry.

The reliability of dividend payments is supported by the company's stable financial performance. Idemitsu Kosan has demonstrated solid profitability in recent years, indicating a sustainable dividend policy. Analysts expect the company to continue to be able to pay dividends at a similar level in the future, provided there are no significant market changes.