Japan Sellability API

Find the Japan compliance questions your product still needs to answer.

Japan Sellability API is a conservative screening layer. It maps product facts to relevant Japanese authorities and public rules, identifies missing information, and returns a review status and next actions. It does not issue legal approval.

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Built in Japan · English-first JSON · Official and public source provenance · No government endorsement claimed

NO SIGN-UP · NO API KEY

Screen a product without signing up

Describe a real product and answer the follow-up facts. The live demo shows exactly why a conclusion can or cannot be made.

Try it before you register

Can this product be sold in Japan?

Enter a product name and category. Add details only when you have them.

No login · no API key · rate limited

Start with an example

Product name RequiredProduct category RequiredEnter a product name for an automatic suggestion.

Optional details / 任意項目Add only what you know. Each relevant answer can improve the assessment confidence.

Intended useMaterialsSeparate with commasUses electrical powerWireless communication / 無線機能Bluetooth, Wi-Fi, cellular, NFC, or other radio. Used to check Japan's Radio Act requirements.Food-contact useChemicals or ingredientsSeparate with commasMedical purposeTarget ageCountry of originOther details

A few anonymous checks are available each hour. The free API is for continued use.

Your current assessment will appear here.

You will see a decision, confidence score, reasons, optional next details, and official sources.

Ready to use it in your product?Create a free account, issue an API key, and call Japan Sellability API from your application.

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PRODUCTION REQUEST

Copy a request, then inspect the actual response contract.

The free key uses the same documented endpoint. Put the secret in a server-side environment variable and never commit it.

curl -X POST https://api.japanapistore.com/v1/sellability/check \
  -H "Authorization: Bearer ${JAPAN_API_KEY}" -H "Content-Type: application/json" \
  -d '{"product_name":"Bluetooth speaker","wireless_function":true}'

Representative responseFields depend on evidence and input.

{"status":"REVIEW_REQUIRED","confidence_score":68,"applicable_authorities":["MIC"],"missing_information":[{"field":"technical_conformity_number","priority":"CRITICAL"}],"sources":[{"provider":"official_public_source","status":"available"}]}

SOURCES, FRESHNESS, LIMITS

Evidence you can inspect—not a black-box “Japan answer.”

Source links and versions are included where the underlying public source provides them; category coverage changes only through reviewed rules.

Japan Customs

Used for: Import procedures, restricted goods and other-law confirmation requirements.
Freshness: The response exposes source links and applicable data versions where available.
Transformation: Rules are mapped to product facts and unresolved facts remain review items.

e-Gov Laws and relevant Japanese authorities

Used for: Applicable statutes and authority-specific public guidance by product category.
Freshness: Source selection depends on category and the public material available at request time.
Transformation: JAPAN API STORE returns conservative statuses, authorities, required actions and missing information.

FREE DEVELOPER TIER

Use the demo now. Create a key only when you are ready to build.

No credit card for the free key. One dashboard gives access to the four existing APIs.

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