JMA (Japan Meteorological Agency) forecasts, warnings and advisories for all Japanese forecast areas. Pay per call with USDC via x402 — no API key.
Machine-readable manifest with all endpoints, prices, input/output JSON Schemas and examples:
curl https://weather.agentic-jp.com/.well-known/x402
Payment: USDC on Base, Polygon, or Solana via the x402 protocol (Coinbase CDP facilitator). Any x402 client works — @x402/fetch, @x402/axios, Python x402, Coinbase AgentKit.
MCP server (all 7 Japan Data APIs, 30 tools): npx -y @mameta/japan-data-mcp
All Japan Data APIs · Contact: [email protected]