慶良間の海を満喫しよう
マリンハウスシーサー (Marine House Seasir) (seasir.com) scores 71 out of 100 on Brand Analyzer, placing it in the Brand-Ready tier among Travel & Hospitality brands, Sports & Fitness brands, in the 32nd percentile of 16557 Travel & Hospitality brands.
Marine House Seasir is a diving shop operating in Okinawa's Kerama Islands, Japan. It describes itself as one of the largest diving operators in the region, running two distinct store styles to serve both beginners and experienced divers. The company emphasizes safe, secure diving experiences and is especially geared toward solo travelers who want to enjoy marine activities without a group. Its target audience includes tourists and divers visiting the Kerama Islands area.
| Brand Name | マリンハウスシーサー (Marine House Seasir) |
|---|---|
| Domain | seasir.com |
| Industry | Travel & Hospitality, Sports & Fitness |
| Main Competitors | Piranha Team Okinawa, Reef Encounters Okinawa, Umicoza, Kerama Divers, Sea Sports Day |
Moz Domain Authority 39/100 vs category average 44 / leader 94 - limited third-party links, so AI systems rarely encounter mentions of the brand.
Ranked #1,335,218 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 "沖縄・慶良間諸島で安心・安全なダイビング体験を提供し、一人でも楽しめる海の魅力を届ける。" (No meta description) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: No structured data or Open Graph tags detected. 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.
Detected tech stack: Cloudflare, WordPress, Ghost.
Social footprint: verified profiles on X (Twitter), Facebook, Instagram, YouTube, GitHub; no detected presence on LinkedIn - 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 October 2026.
When asked "What is マリンハウスシーサー (Marine House Seasir)?", Claude could identify the brand as of October 2026. Marine House Seasir is a Japanese scuba diving operator with shops in Okinawa (including Naha, Kerama Islands, and Ishigaki), offering PADI diving courses, guided dives, and diving trips for both locals and tourists. Best known for Being one of Okinawa's well-known PADI dive shop chains, especially popular for Kerama Islands diving trips.
When asked "Best brands similar to マリンハウスシーサー (Marine House Seasir)?", Claude would recommend マリンハウスシーサー (Marine House Seasir) as of October 2026. It's a recognizable and established dive operator in the Okinawa diving scene, so it would come up naturally if someone asked about diving services in that region.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
マリンハウスシーサー (Marine House Seasir) has low AI-search visibility, scoring 18/100 on Brand Analyzer's AI visibility composite (visibility 0, trust 22, recommendation 45). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
マリンハウスシーサー (Marine House Seasir) scores 45/100 on Brand Analyzer's AI recommendation signal, indicating it is less likely to be surfaced when AI assistants like ChatGPT suggest Travel & Hospitality options. Recommendation depends on crawlability, structured data, and category authority.
マリンハウスシーサー (Marine House Seasir) 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.
Marine House Seasir is a diving shop based in Okinawa's Kerama Islands, Japan, positioned as one of the largest diving operators in the region. It operates two distinct stores, each offering a different style of service, to accommodate a wide range of divers from beginners to experienced enthusiasts.
マリンハウスシーサー (Marine House Seasir) scores 18/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
マリンハウスシーサー (Marine House Seasir) has a weak AI-visibility profile at 18/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is recommendation likelihood (45/100) and its weakest is visibility (0/100). It benefits from a global traffic rank of #1,335,218 (Tranco) and open access for AI crawlers (GPTBot, ClaudeBot, etc.). The main gaps holding it back: no clear Wikipedia entity to anchor it in LLM training data, no strong Wikidata entry and a low Moz Domain Authority of 39/100. In a live check, Claude could already identify マリンハウスシーサー (Marine House Seasir) from memory (October 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 マリンハウスシーサー (Marine House Seasir): Scott's Orchard (71/100), DiscoverBritain.com (71/100), United Parks & Resorts (71/100), Die Seenotretter (DGzRS) (71/100).
A step up - brands to learn from: Zolo (81/100), Zaui (81/100).
Category leader: Cvent (97/100).
Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.