NGK株式会社（旧:日本ガイシ株式会社） Brand Score: 39/100 - Early Stage tier

世界に誇るセラミック技術で

NGK株式会社（旧:日本ガイシ株式会社） (ngk.co.jp) scores 39 out of 100 on Brand Analyzer, placing it in the Early Stage tier among Manufacturing brands, Energy & Utilities brands, Technology brands, in the 0th percentile of 21232 Manufacturing brands.

AI Snapshot

NGK株式会社（旧:日本ガイシ株式会社） is a company. It was founded in 1936. It is headquartered in Higashi-ku. 独自のセラミック技術を通じて、環境・エネルギー・社会インフラの課題解決に貢献する。.

Key facts about NGK株式会社（旧:日本ガイシ株式会社）

Brand Name	NGK株式会社（旧:日本ガイシ株式会社）
Domain	ngk.co.jp
Industry	Manufacturing, Energy & Utilities
Founded	1936
Headquarters	Higashi-ku
Main Competitors	Kyocera (89/100), Murata Manufacturing (88/100), CoorsTek (75/100), Corning (62/100), TDK Corporation (80/100), NGK Spark Plug (NITERRA) (87/100)

Evidence

Moz Domain Authority 49/100 vs category average 37 / leader 94 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.

Ranked #247,751 on the Tranco list of most-visited sites - modest traffic makes the brand easy for AI models to overlook.

No Wikipedia presence was found - a major gap, since Wikipedia is among the most heavily weighted sources in AI training data.

The homepage meta description reads "独自のセラミック技術を通じて、環境・エネルギー・社会インフラの課題解決に貢献する。" (No meta description) - this is the summary AI engines are most likely to quote.

Structured data on the homepage: og:title. 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), LinkedIn, Facebook, Instagram, YouTube, GitHub - consistent profiles reinforce the brand's identity across the web.

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

People Also Ask About NGK株式会社（旧:日本ガイシ株式会社）

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

Who are NGK株式会社（旧:日本ガイシ株式会社）'s main competitors?

NGK株式会社（旧:日本ガイシ株式会社）'s main competitors in Manufacturing: Kyocera (89/100), Murata Manufacturing (88/100), CoorsTek (75/100), Corning (62/100), TDK Corporation (80/100).

Sources: Brand Analyzer scan

How visible is NGK株式会社（旧:日本ガイシ株式会社） in AI search?

NGK株式会社（旧:日本ガイシ株式会社） has limited AI-search visibility, scoring 29/100 on Brand Analyzer's AI visibility composite (visibility 30, trust 19, recommendation 40). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.

Sources: NGK株式会社（旧:日本ガイシ株式会社） official site

When was NGK株式会社（旧:日本ガイシ株式会社） founded?

NGK株式会社（旧:日本ガイシ株式会社） was founded in 1936. NGK株式会社（旧:日本ガイシ株式会社） operates in the Manufacturing category. It is analyzed by Brand Analyzer across seven brand dimensions and AI-search visibility.

Sources: Wikidata

Where is NGK株式会社（旧:日本ガイシ株式会社） headquartered?

NGK株式会社（旧:日本ガイシ株式会社） is headquartered in Higashi-ku. NGK株式会社（旧:日本ガイシ株式会社） operates in the Manufacturing category.

Sources: Wikidata

What products or services does NGK株式会社（旧:日本ガイシ株式会社） offer?

NGKは自動車部品、電力・エネルギー関連製品、半導体製造装置部材など、セラミック技術を基盤とした幅広い産業用製品・ソリューションを提供している。

Sources: NGK株式会社（旧:日本ガイシ株式会社） official site

Does ChatGPT recommend NGK株式会社（旧:日本ガイシ株式会社）?

NGK株式会社（旧:日本ガイシ株式会社） scores 40/100 on Brand Analyzer's AI recommendation signal, indicating it is less likely to be surfaced when AI assistants like ChatGPT suggest Manufacturing options. Recommendation depends on crawlability, structured data, and category authority.

Sources: NGK株式会社（旧:日本ガイシ株式会社） official site

What is NGK株式会社（旧:日本ガイシ株式会社）?

NGK株式会社（旧:日本ガイシ株式会社）は、1936年設立の日本のセラミック技術を核とする総合メーカーである。自動車、エネルギー・電力、半導体製造など複数の産業分野向けに高度なセラミック製品を製造・販売する企業として位置付けられている。

Sources: NGK株式会社（旧:日本ガイシ株式会社） official site

What does NGK株式会社（旧:日本ガイシ株式会社） do?

同社は独自のセラミック技術を活かし、自動車部品、電力・エネルギー関連製品、半導体製造装置部材などを開発・製造・供給している。これにより環境・エネルギー・社会インフラ分野の課題解決に貢献することを目指している。

Sources: NGK株式会社（旧:日本ガイシ株式会社） official site

How can NGK株式会社（旧:日本ガイシ株式会社） improve its AI discoverability?

NGK株式会社（旧:日本ガイシ株式会社） 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: NGK株式会社（旧:日本ガイシ株式会社） official site

Recommendations

• Enable HTTPS on your website - SSL certificates are free via Let's Encrypt. HTTPS builds trust and improves SEO rankings. (impact: high, effort: quick_win)
• Define your brand colors - No brand colors were detected in your website CSS. Consistent colors increase brand recognition by up to 80%. (impact: high, effort: quick_win)
• Improve meta descriptions for AI - Write clear, concise meta and Open Graph descriptions that answer 'what does this company do?' in 10-30 words. AI systems rely heavily on these to summarize your brand. (impact: high, effort: quick_win)
• Add a favicon and logo - No favicon was detected on your website, which suggests your brand may lack visual identity assets. A logo and favicon are fundamental to brand recognition. (impact: high, effort: moderate)
• Add structured data and Open Graph tags - Add JSON-LD structured data (Organization, FAQ schemas) and complete Open Graph tags (og:title, og:description, og:image, og:type). This helps AI systems and social platforms accurately represent your brand. (impact: high, effort: moderate)

AI visibility

NGK株式会社（旧:日本ガイシ株式会社） scores 29/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.

NGK株式会社（旧:日本ガイシ株式会社） has a weak AI-visibility profile at 29/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is recommendation likelihood (40/100) and its weakest is trust (19/100). It benefits from a Wikidata knowledge-graph entry, a global traffic rank of #247,751 (Tranco) and a Moz Domain Authority of 49/100. The main gaps holding it back: no clear Wikipedia entity to anchor it in LLM training data, thin schema.org structured data and no llms.txt to steer AI to its best pages.

Visibility - 30/100

• Wikipedia presence - 0/40
• Wikidata entity - 25/25
• Web popularity (Tranco) - 5/20
• Reddit visibility - 0/15

Trust - 19/100

• Domain Authority - 15/30
• Backlink trust (spam score) - 0/10
• Schema.org structured data - 0/25
• Knowledge graph anchors (sameAs) - 0/15
• llms.txt convention - 0/10
• Reddit sentiment (heuristic) - 4/10

Recommendation likelihood - 40/100

• robots.txt AI bot permissions - 22/30
• Sitemap.xml presence - 0/10
• Help center / Docs hub - 0/15
• FAQ presence - 0/15
• Category-relative authority - 15/20
• Category leader signals - 3/10

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.

• Name Quality - 85/100
• Digital Presence - 32/100
• Visual Identity - 0/100
• Messaging Clarity - 68/100
• Trust Foundation - 33/100
• AI Discoverability - 21/100
• Brand Authority - 34/100

Peer brands

Ranked closest to NGK株式会社（旧:日本ガイシ株式会社）: 株式会社ミツバ (Mitsuba Corporation) (39/100), FREUNDE DER KLARHEIT (39/100), NIMS (National Institute for Materials Science) (39/100), 日油株式会社 (NOF Corporation) (39/100).

A step up - brands to learn from: Zyvax (56/100), Yo-Zuri (56/100).

Category leader: DHL (97/100).

Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.

Add this brand score badge to your site