Marketplace · API · x402

japan-business-day-api.matchan962.workers.dev/v1/koyomi/find

Find auspicious dates in Japan: list days in a range (up to 366 days) matching rokuyo (e.g. taian) and optional weekdays (e.g. sat,sun) - for scheduling weddings, moving, contract signing and ceremonies.

Endpoint	`https://japan-business-day-api.matchan962.workers.dev/v1/koyomi/find`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~467 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x1d813e4e4C7B0ae7900a6d2b6bcA560941102859
method	GET
last updated	2026-10-19T10:40:27.348Z

Use it

Call it (an x402 client pays automatically)

curl -i https://japan-business-day-api.matchan962.workers.dev/v1/koyomi/find
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-7b7d9259f0d23a00

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}

japan-business-day-api.matchan962.workers.dev/v1/koyomi/find

Use it

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