Japan Corporate-Number (法人番号) API
Look up, search, and name-match Japanese corporations against the official 国税庁 (National Tax Agency) corporate-number registry. x402-enabled for AI agents doing KYC, vendor reconciliation (名寄せ), invoice verification, or company research in Japan. Data: x402-list.com (CC BY 4.0)
Listed · $0.001–$0.25 USDC/request · 5 endpoints · Verification · base network · x402 protocol
Networks: Base (accepted)
Discovery is free. Agents search the catalogue here. Payment happens on the listing 402, not on PayAPI.
url https://payapi.market/mcpListing facts
- Provider
- Unclaimed
- Hosted at
houjin.agentic-jp.com- Category
- Verification
- Price
- $0.001 to $0.25 USDC per request
- Endpoints
- 5
- Payment networks
- Base
- Settlement-verified
- Not yet. Listed, not paid for by PayAPI Market.
- Listed on PayAPI Market
- 2026-10-30
About this API
Japan Corporate-Number (法人番号) API is listed in the Verification category with pricing at $0.001–$0.25 USDC/request.
Payments settle on base in USDC via the x402 protocol. AI agents discover this API through the PayAPI Market MCP server and pay per request without API keys or accounts.
This API exposes 5 endpoints.
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Questions about this API
What does Japan Corporate-Number (法人番号) API do?
Look up, search, and name-match Japanese corporations against the official 国税庁 (National Tax Agency) corporate-number registry. x402-enabled for AI agents doing KYC, vendor reconciliation (名寄せ), invoice verification, or company research in Japan. Data: x402-list.com (CC BY 4.0) It is provided by Unclaimed.
How much does Japan Corporate-Number (法人番号) API cost?
Japan Corporate-Number (法人番号) API is priced at $0.001 to $0.25 USDC per request, paid per call with no subscription. The exact amount for each call is in the HTTP 402 response before any money moves.
Do I need an API key or account to use Japan Corporate-Number (法人番号) API?
No. Japan Corporate-Number (法人番号) API uses the x402 protocol, so an agent pays per request in USDC on Base and gets the response, with no API key, account or signup.
Has Japan Corporate-Number (法人番号) API been verified?
Not yet. Japan Corporate-Number (法人番号) API is listed and answers an x402 payment challenge, but PayAPI Market has not paid for a call to it, so it carries no settlement-verified badge.
How does an AI agent find Japan Corporate-Number (法人番号) API?
Through the free PayAPI Market MCP server at https://payapi.market/mcp, using search_apis or get_api, or over plain HTTP at https://payapi.market/agent/search. Discovery is free; the agent pays the provider directly on the listing's own 402.
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