# kakerapetit

> Japan company fundamentals API: annual securities reports filed with EDINET (the disclosure system of the Financial Services Agency of Japan) resolved into one normalized JSON schema — 3,900+ listed companies, ~6,400 annual reports, derived ratios (ROE, ROA, margins, equity ratio, D/E, FCF) and per-record provenance, synced hourly. Data is used under the Public Data License (PDL) 1.0; the service is independent and not affiliated with the FSA.

API base URL: https://api.kakerapetit.dev

## Access

- [x402 pay-per-call](https://kakerapetit.dev/japan-company-data/x402): keyless HTTP 402 payment challenges settled in USDC on Base, from $0.002/call — no signup, no API key; built for agents, with every endpoint listed on the Coinbase x402 Bazaar.
- [Free API key](https://kakerapetit.dev/signup): 100 calls (lifetime, per account), no card required. Send the key as the X-API-Key header.
- [Standard plan](https://kakerapetit.dev/japan-company-data/en#plans): ¥1,500/month — unlimited calls with a fair-use rate limit (100 requests / 10s).

## MCP server

- [MCP endpoint](https://api.kakerapetit.dev/mcp): streamable HTTP. Connect any MCP client with the header `Authorization: Bearer kkp_...` for six tools sharing the REST quota: get_company, get_financials, get_governance, screen_companies, get_rankings, get_filings_calendar.

## Docs

- [API reference](https://kakerapetit.dev/japan-company-data/docs): authentication, rate limits, error shapes and every /v2 endpoint with parameters and real example requests/responses.
- [x402 onboarding for agents](https://kakerapetit.dev/japan-company-data/x402): the 402 flow, client libraries and per-call prices.

## Endpoints

- [GET /v2/companies/:market/:code](https://kakerapetit.dev/japan-company-data/docs#v2-companies-market-code): Company profile and latest fundamentals for a Japanese listed company in an EDGAR-style unified schema. ($0.005/call)
- [GET /v2/companies/:market/:code/financials](https://kakerapetit.dev/japan-company-data/docs#v2-companies-market-code-financials): Financial statement time series for a Japanese listed company: up to 10 fiscal years of normalized fundamentals from EDINET annual securities reports. ($0.01/call)
- [GET /v2/companies/:market/:code/governance](https://kakerapetit.dev/japan-company-data/docs#v2-companies-market-code-governance): Corporate governance data for a Japanese listed company in a unified market-agnostic schema: executive compensation by officer category (fixed, bonus, performance-based, stock awards), individual director pay over 100 million yen, top-10 major shareholders with ownership ratios, and cross-shareholdings (policy-held stocks) with issuer, shares and value. ($0.01/call)
- [GET /v2/screener](https://kakerapetit.dev/japan-company-data/docs#v2-screener): Screen Japanese listed companies by fundamentals from EDINET annual reports. ($0.02/call)
- [GET /v2/rankings](https://kakerapetit.dev/japan-company-data/docs#v2-rankings): Rank Japanese listed companies by any financial metric from EDINET annual reports: roe, roa, revenue, operating_income, net_income, total_assets, equity_ratio, fcf and 30+ more. ($0.01/call)
- [GET /v2/calendar](https://kakerapetit.dev/japan-company-data/docs#v2-calendar): EDINET filing calendar: annual securities reports (yukashoken hokokusho) filed by Japanese listed companies in a date range. ($0.002/call)

## Contact

- [Support](mailto:support@kakerapetit.dev): support@kakerapetit.dev