MCP server

Japan Corporate Number

io.github.pipeworx-io/japan-corporate-number

Checked 28 Oct 2026, 09:03 UTC · Connected to it and listed its tools

japan-corporate-number — Japan's National Tax Agency (国税庁) corporate number register (法人番号公表サイト).…

Working at last checkOfficial: pipeworx.io's GitHub account (pipeworx-io)About 28,438 tokens per request once connected46 tools

Website Source

https://gateway.pipeworx.io/japan-corporate-number/mcp

At a glance

Type: MCP server
Publisher: pipeworx.io (verified by the MCP Registry)
Status: Working at last check
Tools: 46
Token cost: About 28,438 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 28 Oct 2026, 09:03 UTC

Connect it to your agent

Add to Cursor Add to VS Code VS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http japan-corporate-number https://gateway.pipeworx.io/japan-corporate-number/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.japan-corporate-number]
url = "https://gateway.pipeworx.io/japan-corporate-number/mcp"

Gemini CLI

{"mcpServers":{"japan-corporate-number":{"httpUrl":"https://gateway.pipeworx.io/japan-corporate-number/mcp"}}}

Cursor

{"mcpServers":{"japan-corporate-number":{"url":"https://gateway.pipeworx.io/japan-corporate-number/mcp"}}}

VS Code

{"servers":{"japan-corporate-number":{"type":"http","url":"https://gateway.pipeworx.io/japan-corporate-number/mcp"}}}

Antigravity

agy mcp add japan-corporate-number https://gateway.pipeworx.io/japan-corporate-number/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"japan-corporate-number","server_url":"https://gateway.pipeworx.io/japan-corporate-number/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"japan-corporate-number","server_url":"https://gateway.pipeworx.io/japan-corporate-number/mcp"}

Tools

jp_company_search ~392 tokens
Search Japan's National Tax Agency corporate-number register by name — Japanese (kanji/katakana, substring match; 株式会社/(株)/㈱/有限会社/合同会社 accepted as prefix or suffix), the official English name/katakana reading NTA holds for some entities, or the English name GLEIF holds for entities with an LEI ("Son
jp_corporate_number ~226 tokens
Look up one Japanese corporation/organization by its 13-digit 法人番号 (corporate number) in Japan's National Tax Agency register: legal name, katakana reading and English name when NTA holds one, address, corporate-kind (stock company, LLC, government body, etc.) and status (active, or closed/merged wi

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