FAQPageマークアップはページのQ&AペアをGoogleに正確に伝え、 FAQリッチリザルト — expandable Q&A directly inside search listings that increase your SERP real estate and click-through rate. Since 2023 Google shows these mostly for authoritative sites, but the markup still helps Google understand and rank your content, and Bing continues to render FAQ rich answers for many sites.
AI回答エンジン(ChatGPT、Perplexity)
Generative engines such as ChatGPT, Perplexity, Copilot and Google AI Overviews retrieve pages and quote the cleanest passages. JSON-LD gives their crawlers unambiguous, machine-readable Q&A pairs — which is exactly the format answer engines prefer to extract and cite。構造化FAQは生成エンジン最適化(GEO)の基本戦術です。