io.github.55tarkun/geojp

geojp-mcp

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

89/wk GitHub npm

No known CVEs

MIT license

Actively maintained

Last commit 11d ago

Works with most clients

Transport: http, stdio

0 tools

Grade F

MCPpedia last refreshed this data 23h ago

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io.github.55tarkun/geojp is an MCP server that MCP server for Japan geodata: cadastral lot numbers (chiban) and reverse geocoding, for AI agents. Its tool list has not been published yet over http and stdio, requires no API key, and scores 57/100 on MCPpedia's security, maintenance and efficiency rubric.

AI / ML Maps & Geo

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktophttp, stdio · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "geojp": {
      "env": {
        "GEOJP_API_KEY": "your-api-key-here"
      },
      "args": [
        "geojp-mcp"
      ],
      "type": "stdio",
      "command": "npx"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/io-github-55tarkun-geojp)](https://mcppedia.org/s/io-github-55tarkun-geojp)

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What io.github.55tarkun/geojp does

An MCP (Model Context Protocol) server that exposes two Japan-specific geodata APIs as tools for AI agents (Claude Code, Claude Desktop, and other MCP clients):

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y 'geojp-mcp' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

57/100across 5 weighted dimensions

How we score →

0255075100

−43

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked geojp-mcp against OSV.dev.

Community

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How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is io.github.55tarkun/geojp safe to use?: io.github.55tarkun/geojp has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install io.github.55tarkun/geojp?: io.github.55tarkun/geojp supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What AI clients work with io.github.55tarkun/geojp?: io.github.55tarkun/geojp is compatible with claude-desktop, cursor, claude-code. It uses http and stdio transport.
Is io.github.55tarkun/geojp actively maintained?: io.github.55tarkun/geojp is actively maintained — last commit was 11 days ago.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

{ "mcpServers": { "geojp": { "env": { "GEOJP_API_KEY": "your-api-key-here" }, "args": [ "geojp-mcp" ], "type": "stdio", "command": "npx" } } }

Frequently Asked Questions

Is io.github.55tarkun/geojp safe to use?

io.github.55tarkun/geojp has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install io.github.55tarkun/geojp?

io.github.55tarkun/geojp supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What AI clients work with io.github.55tarkun/geojp?

io.github.55tarkun/geojp is compatible with claude-desktop, cursor, claude-code. It uses http and stdio transport.

Is io.github.55tarkun/geojp actively maintained?

io.github.55tarkun/geojp is actively maintained — last commit was 11 days ago.