lookup_corporate_number — Japan Business Tools MCP Tool Read-only
lookup_corporate_number
(lookup corporate number) is one of 11 tools on the
Japan Business Tools
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call lookup_corporate_number from your client
- Claude Code Japan Business Tools lookup_corporate_number run in your project directory
- Claude Desktop Japan Business Tools lookup_corporate_number ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor Japan Business Tools lookup_corporate_number ~/.cursor/mcp.json
- VS Code Japan Business Tools lookup_corporate_number .vscode/mcp.json
- Zed Japan Business Tools lookup_corporate_number ~/.config/zed/settings.json
- Windsurf Japan Business Tools lookup_corporate_number ~/.codeium/windsurf/mcp_config.json
- Cline Japan Business Tools lookup_corporate_number ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI Japan Business Tools lookup_corporate_number ~/.gemini/settings.json
- Grok Japan Business Tools lookup_corporate_number .mcp.json (in your project root)
- ChatGPT Japan Business Tools lookup_corporate_number Settings → Connectors → Advanced → Developer mode
- Claude.ai Japan Business Tools lookup_corporate_number Settings → Connectors → Add custom connector
- LangChain Japan Business Tools lookup_corporate_number pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http jp-biz-tools https://biz.ossalt.jp/mcpOther tools on this server
This list was read from the server itself, by connecting to it and calling tools/list on 7 October 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.