ビジネスパーソンのための情報サイト
Diamond (diamond.jp) scores 86 out of 100 on Brand Analyzer, placing it in the Strong Brand tier among Media & Entertainment brands, Finance brands, Marketing & Advertising brands, in the 83rd percentile of 7483 Media & Entertainment brands.
Diamond (diamond.jp) is a Japanese business information website operated by Diamond Inc. (ダイヤモンド社). It provides original in-depth features, articles on management, economics, money, and skill development for business professionals. The site positions itself as a trusted, specialized media outlet offering deeper analysis than general news outlets, targeting corporate executives, business leaders, investors, and career-focused professionals seeking economic and management insights.
| Brand Name | Diamond |
|---|---|
| Domain | diamond.jp |
| Industry | Media & Entertainment, Finance |
| Main Competitors | Toyo Keizai Online (78/100), Nikkei Business, President Online (81/100), Forbes Japan (77/100), Business Insider Japan (74/100) |
Moz Domain Authority 80/100 vs category average 54 / leader 100 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
Ranked #6,690 on the Tranco list of most-visited sites - strong traffic reinforces the brand's prominence to AI models.
Diamond has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.
The homepage meta description reads "ダイヤモンド社のビジネスパーソン向け情報サイト。業界を深掘りした独自特集、経営・経済・マネー情報やスキルアップ記事を提供し、ビジネスリーダーの意思決定や課題解決に応えます。" (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, Twitter cards, canonical. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: robots.txt present, no AI bot restrictions - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Content is JA-only, limiting citation in English-language AI answers.
Social footprint: verified profiles on X (Twitter), LinkedIn, Instagram, YouTube, GitHub; no detected presence on Facebook - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked September 2026.
When asked "What is Diamond?", Claude could identify the brand as of September 2026. Diamond, Inc. (ダイヤモンド社) is a major Japanese publishing company best known for its business and economics magazine 'Weekly Diamond' (週刊ダイヤモンド), as well as business books and management titles. Best known for Publishing the influential Japanese business magazine Weekly Diamond.
When asked "Best brands similar to Diamond?", Claude would recommend Diamond as of September 2026. It's one of Japan's leading business publishers, so it would naturally come up alongside other major Japanese media and business publishing houses like Toyo Keizai or Nikkei.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
Diamond's main competitors in Media & Entertainment: Toyo Keizai Online (78/100), President Online (81/100), Forbes Japan (77/100), Business Insider Japan (74/100).
Sources: Brand Analyzer scan
Diamond has moderate AI-search visibility, scoring 63/100 on Brand Analyzer's AI visibility composite (visibility 72, trust 44, recommendation 70). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: Diamond official site
Diamond scores 70/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Media & Entertainment options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: Diamond official site
Diamond (diamond.jp) is a Japanese online media outlet operated by Diamond Inc. that provides business and economic information targeted at business professionals, executives, and investors.
Sources: Diamond official site
Diamond produces original, in-depth feature articles and reporting on industries, management, economics, finance, and professional skill development, aimed at helping business leaders make decisions and solve problems.
Sources: Diamond official site
Diamond 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: Diamond official site
Diamond offers online articles and feature series covering business, management, economics, finance, and career/skill development topics, tailored to the needs of business professionals and leaders.
Sources: Diamond official site
Diamond is known for its independently produced, deeply researched feature articles that analyze specific industries and business topics, offering analysis not typically found in other media outlets.
Sources: Diamond official site
Diamond is used by corporate executives, business leaders, investors, and professionals seeking to advance their careers who need reliable economic and management information.
Sources: Diamond official site
Diamond scores 63/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
Diamond has a moderate AI-visibility profile at 63/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is visibility (72/100) and its weakest is trust (44/100). It benefits from a recognised Wikipedia company entity, a Wikidata knowledge-graph entry and a global traffic rank of #6,690 (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 Diamond from memory (September 2026) - a sign these signals are paying off.
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.
Ranked closest to Diamond: Derse (86/100), Dentsu (86/100), Digi24 (86/100), DIY.ORG (86/100).
A step up - brands to learn from: Yr (91/100), Yamaha Corporation (91/100).
Category leader: Complex (97/100).
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