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mcp/harbor
Verified official

Japan Data MCP MCP

v1.1.0

io.github.mameta29/japan-data-mcp

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

transport:stdio runtime:npm
View source Website

Target client

run in your project directory

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

claude mcp add japan-data-mcp -e EVM_PRIVATE_KEY=<EVM_PRIVATE_KEY> -- npx -y @mameta/japan-data-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.