Geojp MCP Server

by 55tarkunio.github.55tarkun/geojpv0.1.0

MCP server for Japan geodata: cadastral lot numbers (chiban) and reverse geocoding, for AI agents.

0Node.jsstdioremoteofficial registry

context tax

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security

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cold start

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freshness

Maintained55d ago

Install Geojp MCP server

claude mcp add geojp -e GEOJP_API_KEY='<geojp-api-key>' -- npx -y geojp-mcp

{
  "mcpServers": {
    "geojp": {
      "command": "npx",
      "args": [
        "-y",
        "geojp-mcp"
      ],
      "env": {
        "GEOJP_API_KEY": "<geojp-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "geojp": {
      "command": "npx",
      "args": [
        "-y",
        "geojp-mcp"
      ],
      "env": {
        "GEOJP_API_KEY": "<geojp-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "geojp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "geojp-mcp"
      ],
      "env": {
        "GEOJP_API_KEY": "<geojp-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "geojp": {
      "command": "npx",
      "args": [
        "-y",
        "geojp-mcp"
      ],
      "env": {
        "GEOJP_API_KEY": "<geojp-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
GEOJP_API_KEY	yes	yes	API key for ReverseGeoJP/ChibanJP, obtained at https://reversegeojp.com

Remote endpoints

streamable-httphttps://mcp.reversegeojp.com

Freshness

Maintained — last maintenance signal 55d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-08-15 · 55d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-08-15 · 55d ago · official registry · v0.1.0

FAQ

›How do I install the Geojp MCP server in Claude Code?

Run: claude mcp add geojp -e GEOJP_API_KEY='<geojp-api-key>' -- npx -y geojp-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Geojp require an API key?

Yes. It expects GEOJP_API_KEY, of which 1 is a secret.

›Can I use Geojp as a remote (hosted) MCP server?

Yes — it offers both a hosted endpoint and a local stdio package.

›Is Geojp in the official MCP registry?

Yes, as io.github.55tarkun/geojp.