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mcp/harbor
Claude Desktop

ja normalize for Claude Desktop

io.github.kojimahyui01/ja-normalize

Holidays/business days for 200+ countries; Japanese address, name, bank and company normalization.

client:Claude Desktop transport:stdio runtime:npm

Install ja normalize in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "ja-normalize": {
      "command": "npx",
      "args": [
        "-y",
        "ja-normalize-mcp"
      ],
      "env": {
        "X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

ja normalize in other clients

ja normalize MCP server