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JP Data Enrich API — Business Signals by Houjin Number
x402
JP Data Enrich API — Business Signals by Houjin Number is a paid API for AI agents from jp-data-enrich.kasanegi123.workers.dev, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-15).
Enriches a Japanese corporate entity (by houjin number) with aggregated business signals from gBizINFO, Kanpou, and EDINET sources
Price / call$0.05
Success—
StatusUnknown
How this service works
Japanese corporate enrichment API for AI agents / B2B sales / supplier research / KYB support. gBizINFO + Kanpou + EDINET aggregation. x402 micropayments on Base. No API key.
Output
Returns a JSON object containing aggregated business signals for the specified Japanese corporation, including data from gBizINFO (official corporate registry), Kanpou (official gazette announcements), and EDINET (financial disclosure filings), giving a comprehensive corporate enrichment profile for KYB, B2B sales, or supplier research purposes.
Example use cases
Pre-partnership verification for Japanese supplier
“I'm about to sign with a manufacturing partner in Tokyo. Can you pull their official corporate registration, any recent gazette notices, and their latest financial filings using their houjin number 9876543210987 so I can do proper due diligence?”
B2B sales lead enrichment pipeline
“We just got a list of 50 prospect companies from a Japan trade show. Can you enrich a few of the top leads by pulling their houjin numbers and getting their business signals from gBizINFO, gazette announcements, and EDINET filings to see which ones are worth pursuing?”
Automated KYB screening for fintech compliance
“Our compliance team needs to screen this Japanese corporate customer before we onboard them. Can you fetch all available government-sourced business signals using houjin 5432109876543 — registration details, gazette records, and financial disclosures — so we can complete our KYB requirements quickly?”
Technical details
Endpoint
GEThttps://jp-data-enrich.kasanegi123.workers.dev/api/enrich/business-signals-by-houjinWhen to prefer
Use this endpoint when you need to enrich a Japanese corporate entity using its official 13-digit houjin (corporate) number and want aggregated signals from multiple authoritative Japanese government sources (gBizINFO, Kanpou, EDINET). Prefer this over generic business data providers when the target company is Japanese and you need government-sourced KYB, supplier research, or B2B sales intelligence data. Especially useful for AI agents performing automated due diligence on Japanese counterparties without needing a pre-registered API key.
Side effects
- Invalid or malformed houjin number returns 400 or error response
- Houjin number not found in any source returns empty or null signals
- Payment failure via x402 micropayment results in 402 Payment Required
- Rate limiting or worker timeout returns 5xx error
- EDINET or gBizINFO upstream source temporarily unavailable causes partial data return
Output
Schema · Response
{
"type": "json",
"mimeType": "application/json"
}Tags
x402
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