LocalFree

Japan Data MCP server

Izyuusya/japan-data-mcp

日本の公的データ（統計・法人・不動産）にAIからアクセスするMCPサーバー。e-Stat統計API・法人番号Web-API・不動産情報ライブラリAPIの3API統合。全国約1,700市区町村対応。

12 GitHub stars5 forks
Source code

Install Japan Data in Claude Code

Claude Code
claude mcp add japan-data -e ESTAT_APP_ID=... -- uvx japan-data-mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "japan-data": {
      "command": "uvx",
      "args": [
        "japan-data-mcp"
      ],
      "env": {
        "ESTAT_APP_ID": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Japan Data MCP server do?

日本の公的データ（統計・法人・不動産）にAIからアクセスするMCPサーバー。e-Stat統計API・法人番号Web-API・不動産情報ライブラリAPIの3API統合。全国約1,700市区町村対応。

Is the Japan Data MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Japan Data run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Japan Data to Claude Code?

Run: claude mcp add japan-data -e ESTAT_APP_ID=... -- uvx japan-data-mcp

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