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yamariki-hub/japan-corporate-mcp

by · github.com/yamariki-hub/japan-corporate-mcp

MCP Server for Japanese corporate data - gBizINFO, EDINET, e-Stat

Unclaimed MIT last commit 8 months ago devtools
InstallView source
56Fair

Scored 6 months ago · breakdown

About yamariki-hub/japan-corporate-mcp

yamariki-hub/japan-corporate-mcp is an MCP server published by yamariki-hub in the Developer Tools category: mCP Server for Japanese corporate data - gBizINFO, EDINET, e-Stat.

The repository has 1 stars and 3 forks, with the last commit 8 months ago. Six months or more without a commit doesn't mean the server is broken, but check the open issues before depending on it in production.

Install

From source
git clone https://github.com/yamariki-hub/japan-corporate-mcp

This server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.

Tools (8)

get_company_financeFinancial data (revenue, profit, assets)

Parameters not published.

get_company_infoCompany details (address, capital, employees)

Parameters not published.

get_company_patentsPatent information

Parameters not published.

get_company_procurementGovernment procurement records

Parameters not published.

get_company_subsidiesSubsidies and grants received

Parameters not published.

get_edinet_reportsSecurities reports (有価証券報告書)

Parameters not published.

get_statisticsGovernment statistics search

Parameters not published.

search_companySearch companies by name

Parameters not published.

Ask AI

✦

Ask AI about yamariki-hub/japan-corporate-mcp

Powered by Claude · Grounded in docs

I know everything about yamariki-hub/japan-corporate-mcp. Ask me about installation, configuration, usage, or troubleshooting.

Security checks

  • ✓README presentThe repository ships documentation.
  • ✓License declaredUsable under a stated license.
  • !Scoped permissionsDoesn't declare a permission scope. Assume it can do anything its process can.

3 checks have not been run yet.

README

japan-corporate-mcp

MCP Server for Japanese corporate data — search companies, financials, patents, subsidies, and government statistics via official government APIs.

日本企業データMCPサーバー — gBizINFO・EDINET・e-Statの政府APIから企業情報をAIが直接取得できます。

Features / 機能

Tool Description データソース
search_company Search companies by name gBizINFO
get_company_info Company details (address, capital, employees) gBizINFO
get_company_finance Financial data (revenue, profit, assets) gBizINFO
get_company_patents Patent information gBizINFO
get_company_subsidies Subsidies and grants received gBizINFO
get_company_procurement Government procurement records gBizINFO
get_edinet_reports Securities reports (有価証券報告書) EDINET
get_statistics Government statistics search e-Stat

Installation / インストール

pip install japan-corporate-mcp

API Key Setup / APIキーの取得

You need API keys from the following government services:

API Registration URL
gBizINFO (経産省) Web registration, instant https://info.gbiz.go.jp/hojin/api_registration
EDINET (金融庁) Web registration + MFA https://disclosure2dl.edinet-fsa.go.jp/guide/static/disclosure/WZEK0110.html
e-Stat (総務省) Web registration, instant https://www.e-stat.go.jp/api/

Configuration / 設定

Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "japan-corporate": {
      "command": "japan-corporate-mcp",
      "env": {
        "GBIZINFO_API_TOKEN": "your-gbizinfo-token",
        "EDINET_SUBSCRIPTION_KEY": "your-edinet-key",
        "ESTAT_APP_ID": "your-estat-app-id"
      }
    }
  }
}

Claude Code

claude mcp add japan-corporate -- japan-corporate-mcp \
  -e GBIZINFO_API_TOKEN=your-token \
  -e EDINET_SUBSCRIPTION_KEY=your-key \
  -e ESTAT_APP_ID=your-app-id

Cursor

Add to .cursor/mcp.json:

{
  "mcpServers": {
    "japan-corporate": {
      "command": "japan-corporate-mcp",
      "env": {
        "GBIZINFO_API_TOKEN": "your-gbizinfo-token",
        "EDINET_SUBSCRIPTION_KEY": "your-edinet-key",
        "ESTAT_APP_ID": "your-estat-app-id"
      }
    }
  }
}

Usage Examples / 使用例

Once configured, you can ask your AI assistant:

  • "ソニーグループの企業情報を教えて" (Get Sony Group's company info)
  • "トヨタ自動車の特許情報を検索して" (Search Toyota's patents)
  • "東京都のAI関連企業を探して" (Find AI companies in Tokyo)
  • "日本の製造業に関する統計データを検索" (Search manufacturing statistics)
  • "最近のEDINET報告書でソフトバンクを検索" (Search SoftBank's EDINET filings)

Environment Variables / 環境変数

Variable Required Description
GBIZINFO_API_TOKEN Yes* gBizINFO API token
EDINET_SUBSCRIPTION_KEY For EDINET tools EDINET subscription key
ESTAT_APP_ID For e-Stat tools e-Stat application ID

* At minimum, GBIZINFO_API_TOKEN is needed for company search/info tools.

Development / 開発

git clone https://github.com/drago/japan-corporate-mcp.git
cd japan-corporate-mcp
pip install -e ".[dev]"
pytest

License

MIT

README copy captured when this server was indexed; it may lag the repository. The original is authoritative.

Questions

About yamariki-hub/japan-corporate-mcp

How do I install yamariki-hub/japan-corporate-mcp?

No package has been published for this server, so install it from source: clone the repository and follow its README.

Is yamariki-hub/japan-corporate-mcp safe to use with an AI agent?

Its trust score is 56 out of 100 (fair). It passes 2 of the 3 static security checks run so far; the failures are listed above. It has no ConduID identity yet, so agent calls to it are not receipted.

Is yamariki-hub/japan-corporate-mcp still maintained?

The last commit was 8 months ago. That's long enough that you should check whether the maintainer is responding to issues before depending on it.