Japan Data MCP

io.github.Mameta29/japan-data-mcp

30 tools for Japanese data: address, furigana, transit, Diet, holidays, weather, corporate registry

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "japan-data-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mameta/japan-data-mcp@1.1.0"
      ],
      "env": {
        "EVM_PRIVATE_KEY": "<your EVM_PRIVATE_KEY>"
      }
    }
  }
}
Environment variables
  • EVM_PRIVATE_KEYsecretPrivate key of a USDC-funded wallet used to pay per-call x402 fees. Optional: without it the server starts and lists all tools, but paid tool calls return a 'payments disabled' error.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
1.1.0
Registry
active
Published
7/7/2026

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Show visitors that Japan Data MCP is listed here — it’s also the link we check for a free listing.

Japan Data MCP — listed on Serverdex

HTML — for your website

<a href="https://serverdex.io/server/io-github-mameta29-japan-data-mcp?utm_source=badge"><img src="https://serverdex.io/brand/badge.svg" alt="Japan Data MCP — listed on Serverdex" width="123" height="40" loading="lazy"></a>

Recommended. A dofollow link from your own domain is the one that counts for search engines, and it's the link we check for a free listing.

Markdown — for your README

[![Japan Data MCP — listed on Serverdex](https://serverdex.io/brand/badge.svg)](https://serverdex.io/server/io-github-mameta29-japan-data-mcp?utm_source=badge)

Nice for visibility, but GitHub marks README links nofollow, so it doesn't pass authority. Use the HTML badge on your site as well.