構造化データバリデーター
商品ページの構造化データ（JSON-LD）の正確性をAIが検証します。リッチスニペット対応のスキーマエラーを事前に検出します。
Schema Validator
2 errors
3 warnings
Price missing
機能
Full Schema Validation
Validates Product, Offer, AggregateRating, Review, and BreadcrumbList schemas against schema.org specifications and Google requirements.
Missing Field Detection
Google requires specific fields for rich results. AI identifies which required and recommended fields are missing from your markup.
Error & Warning Levels
Errors (blocks rich results), warnings (reduces quality), and info (best practices) — categorized by severity.
Rich Result Preview
See how your structured data would appear in Google search — star ratings, price, availability — before publishing.
使い方
Input Schema
Paste your JSON-LD markup or enter a product URL to extract and validate.
Run Validation
AI checks against Google's structured data requirements.
Fix & Re-validate
Apply fixes based on error report. Re-validate to confirm compliance.
実例を見る
Validation
Input
JSON-LD Product schema pasted for validation
Output
Structured Data Validation Report: 🔴 Errors (2): - "price" field missing in Offer (required for rich results) - "availability" uses invalid value "available" (should be "InStock") 🟡 Warnings (3): - "brand" field recommended but missing - "review" section empty (no star ratings) - "image" URL returns 404 🟢 Valid: @type, name, description, sku Fix 2 errors to qualify for Google rich results ✓
よくある質問
What schemas does it validate?
Product, Offer, AggregateRating, Review, BreadcrumbList, and FAQPage — all product-related structured data types.
Does it check Google's specific requirements?
Yes. Beyond schema.org specs, it validates against Google's additional requirements for rich result eligibility.
関連ツール
Validate Your Schema Markup
Catch errors before they cost you rich snippets. Free validator.