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SEO

読み方:S-E-O

Search Engine Optimization. The practice of improving a website's visibility in organic search engine results through content quality, technical optimization, and link acquisition. Drives sustainable traffic without ongoing per-click costs.

What is SEO

SEO (Search Engine Optimization) is the process of improving your website's rankings in organic search results on Google, Bing, and other search engines. Unlike paid ads, organic rankings persist without ongoing cost—making SEO a compounding, long-term asset.

The Three Pillars of SEO

  • On-page SEO: Content quality, keyword targeting, title tags, and meta descriptions
  • Technical SEO: Site speed, mobile-friendliness, crawlability, and structured data
  • Off-page SEO: Earning backlinks from other reputable websites

SEO vs. Paid Search

SEO takes time to build (3–12 months for significant results) but has no per-click cost. Paid search delivers immediate traffic but stops when the budget stops. A balanced strategy uses paid search for immediate needs while building organic presence long-term.

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