出光興産 (Idemitsu Kosan) Brand Score: 80/100 - Brand-Ready tier

Driving Energy and Carbon Neutrality

出光興産 (Idemitsu Kosan) (idemitsu.com) scores 80 out of 100 on Brand Analyzer, placing it in the Brand-Ready tier among Energy & Utilities brands, Manufacturing brands, Automotive brands, in the 74th percentile of 7882 Energy & Utilities brands.

AI Snapshot

Idemitsu Kosan is a Japanese petroleum company founded in 1911 and headquartered in Chiyoda, Tokyo. It operates an integrated energy business spanning fuel production, distribution through fuel stations, and petrochemical innovation, including plastic-to-naphtha recycling. The company serves consumers, businesses, and industries across Japan with energy products, fuel services, and sustainable petrochemical solutions. Idemitsu's stated mission is to become a main player in energy and carbon-neutrality solutions as Japan transitions toward a carbon-neutral, circular society by 2050.

Key facts about 出光興産 (Idemitsu Kosan)
Brand Name出光興産 (Idemitsu Kosan)
Domainidemitsu.com
IndustryEnergy & Utilities, Manufacturing
Founded1911
HeadquartersChiyoda
Main CompetitorsENEOS Holdings, Cosmo Energy Holdings, JXTG Holdings, Showa Shell Sekiyu, ExxonMobil (86/100), Shell (79/100), TotalEnergies (73/100)

Evidence

Moz Domain Authority 57/100 vs category average 39 / leader 92 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.

Ranked #58,194 on the Tranco list of most-visited sites - strong traffic reinforces the brand's prominence to AI models.

出光興産 (Idemitsu Kosan) has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.

The homepage meta description reads "2050年カーボンニュートラル・循環型社会において、エネルギーとカーボンニュートラルソリューションのメインプレイヤーであることを目指す、出光興産のコーポレートサイトです。" (Meta description too short (1 words). OG description present but brief) - this is the summary AI engines are most likely to quote.

Structured data on the homepage: og:title, og:description, og:image, og:type. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.

AI-crawler access: No robots.txt found (default: all bots allowed, but explicit file preferred) - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.

Social footprint: verified profiles on X (Twitter), Facebook, Instagram, GitHub; no detected presence on LinkedIn, YouTube - consistent profiles reinforce the brand's identity across the web.

0 Reddit mentions - community discussion signals real-world reputation to AI models.

Does AI know 出光興産 (Idemitsu Kosan)?

Live results from asking a general-purpose AI assistant about the brand, checked October 2026.

When asked "What is 出光興産 (Idemitsu Kosan)?", Claude could identify the brand as of October 2026. Idemitsu Kosan is one of Japan's largest oil and energy companies, originally founded in 1911 as an oil trading firm and now involved in petroleum refining, fuel distribution, and petrochemicals, as well as lubricants and renewable energy ventures. Best known for Being one of Japan's major integrated petroleum and energy companies, including its fuel stations and lubricant products.

When asked "Best brands similar to 出光興産 (Idemitsu Kosan)?", Claude would recommend 出光興産 (Idemitsu Kosan) as of October 2026. It's a top-tier Japanese energy conglomerate, so it would naturally come up alongside companies like ENEOS when discussing major Japanese oil and energy firms.

People Also Ask About 出光興産 (Idemitsu Kosan)

Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.

Who are 出光興産 (Idemitsu Kosan)'s main competitors?

出光興産 (Idemitsu Kosan)'s main competitors in Energy & Utilities: ExxonMobil (86/100), Shell (79/100), TotalEnergies (73/100).

Sources: Brand Analyzer scan

When was 出光興産 (Idemitsu Kosan) founded?

出光興産 (Idemitsu Kosan) was founded in 1911. 出光興産 (Idemitsu Kosan) operates in the Energy & Utilities category. It is analyzed by Brand Analyzer across seven brand dimensions and AI-search visibility.

Sources: Wikidata

Where is 出光興産 (Idemitsu Kosan) headquartered?

出光興産 (Idemitsu Kosan) is headquartered in Chiyoda. 出光興産 (Idemitsu Kosan) operates in the Energy & Utilities category.

Sources: Wikidata

What products or services does 出光興産 (Idemitsu Kosan) offer?

Idemitsu Kosan offers energy products and services including petroleum fuels distributed through fuel stations, petrochemical products, and sustainable solutions such as plastic-to-naphtha recycling technology, as part of its integrated energy business supporting Japan's shift toward a carbon-neutral, circular economy.

Sources: 出光興産 (Idemitsu Kosan) official site

Does ChatGPT recommend 出光興産 (Idemitsu Kosan)?

出光興産 (Idemitsu Kosan) scores 59/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Energy & Utilities options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.

Sources: 出光興産 (Idemitsu Kosan) official site

What is 出光興産 (Idemitsu Kosan)?

Idemitsu Kosan is a major Japanese petroleum company founded in 1911 and headquartered in Chiyoda, Tokyo. It is one of Japan's leading integrated energy companies, engaged in the exploration, refining, distribution, and marketing of petroleum products, as well as petrochemicals.

Sources: 出光興産 (Idemitsu Kosan) official site

What does 出光興産 (Idemitsu Kosan) do?

Idemitsu Kosan operates an integrated energy business that includes refining crude oil, distributing fuel through a network of fuel stations, and manufacturing petrochemical products. It is also developing sustainable solutions such as plastic-to-naphtha recycling technology, aiming to support Japan's transition toward a carbon-neutral, circular economy by 2050.

Sources: 出光興産 (Idemitsu Kosan) official site

How can 出光興産 (Idemitsu Kosan) improve its AI discoverability?

出光興産 (Idemitsu Kosan) can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.

Sources: 出光興産 (Idemitsu Kosan) official site

What is 出光興産 (Idemitsu Kosan) known for?

Idemitsu Kosan is known for being one of Japan's major petroleum and petrochemical companies, operating a nationwide network of fuel stations and pursuing innovations in sustainable resource circulation, such as converting plastic waste into naphtha for petrochemical production.

Sources: 出光興産 (Idemitsu Kosan) official site

Who uses 出光興産 (Idemitsu Kosan)?

Idemitsu Kosan's products and services are used by consumers, businesses, and industries in Japan that require energy products, fuel for transportation, and petrochemical materials, as well as sustainable resource solutions.

Sources: 出光興産 (Idemitsu Kosan) official site

Recommendations

AI visibility

出光興産 (Idemitsu Kosan) scores 57/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.

出光興産 (Idemitsu Kosan) has a limited AI-visibility profile at 57/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is visibility (75/100) and its weakest is trust (29/100). It benefits from a recognised Wikipedia company entity, a Wikidata knowledge-graph entry and a global traffic rank of #58,194 (Tranco). The main gaps holding it back: thin schema.org structured data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify 出光興産 (Idemitsu Kosan) from memory (October 2026) - a sign these signals are paying off.

Visibility - 75/100

Trust - 29/100

Recommendation likelihood - 59/100

Score breakdown - 7 dimensions

The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.

Peer brands

Ranked closest to 出光興産 (Idemitsu Kosan): IDRA (International Desalination and Reuse Association) (80/100), IAMGOLD (80/100), IDH (80/100), IEEE Power and Energy Society (IEEE PES) (80/100).

A step up - brands to learn from: ZeroNorth (81/100), The York Water Company (81/100).

Category leader: Electrek (96/100).

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