# Japan Grants Eligibility API — kasanegi.com

> Japan Grants Eligibility API — kasanegi.com is a paid API for AI agents from api.kasanegi.com, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-15).

Returns a list of Japanese government grants that a company or individual is eligible to apply for, based on supplied criteria

## Facts

- Endpoint: GET https://api.kasanegi.com/v1/grants/eligible
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/japan-grants-eligibility-api-kasanegi-com-91b991f6
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Qv7n3BvyGTMLSvcn0bB0U

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability japan-grants-eligibility-api-kasanegi-com-91b991f6
```

Example prompt: Can you find all the Japanese government grants my company is eligible for? We're a 12-person IT startup based in Tokyo, registered as a kabushiki kaisha, operating in the software development industry.

## When to prefer this

Choose this endpoint when you need structured, machine-readable data on Japanese government grant eligibility without scraping or parsing Japanese-language government sites. Ideal for AI agents assisting Japanese SMEs, startups, or foreign companies operating in Japan to discover applicable public funding programs. Prefer over raw scraping when clean JSON output and reliable uptime are required.

## Known failure modes

- Missing or invalid query parameters return a 400 error with a description of required fields
- No matching grants found returns an empty array with a 200 status
- Invalid industry or region codes return a 422 validation error
- Payment not completed or x402 authorization missing returns a 402 Payment Required
- Rate limit exceeded returns a 429 error

## How this service works

Stop scraping Japanese government and public-data sites. Call clean Japan payroll, company, and grant APIs over one host. Preview free; one public marketplace listing covers all current products; x402 direct is available for agent-native buyers.

## Output

A JSON array of grant programs that match the supplied eligibility criteria, including grant names, funding amounts, application deadlines, and relevant eligibility conditions — sourced from Japanese government public data, cleaned and structured for direct programmatic use.

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "mimeType": "application/json"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/japan-grants-eligibility-api-kasanegi-com-91b991f6/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.kasanegi.com](https://www.zero.xyz/host/api.kasanegi.com/llms.txt)