Edinet Db
@edinetdb
Remote MCP server for Japan's EDINET DB — structured financial data, HR/diversity disclosures, policy shareholdings, supply chain, corporate history, and director profiles for approximately 3,800 Japanese listed companies. OAuth 2.0 multi-tenant SaaS, in production since 2026-03-
概要
What is Edinet Db?
Edinet Db is a remote MCP server providing structured financial and corporate data for approximately 3,800 Japanese listed companies, sourced from Japan's EDINET regulatory filings and public open data. It uses OAuth 2.0 multi-tenant authentication over HTTPS and is intended for developers, analysts, and academic researchers who need to query financials, corporate history, supply chains, and more via natural language from MCP-compatible clients.
How to use Edinet Db?
Connect any MCP-compatible client (Claude Desktop, Claude Code, Cursor, Codex CLI) to the endpoint https://edinetdb.jp/mcp and authenticate with an edinetdb.jp account (free signup at https://edinetdb.jp/signup). After signing in, use any of the 25 tools to retrieve company profiles, historical financials, analyst reports, watchlists, and other corporate data.
Key features of Edinet Db
- 25 tools covering financials, corporate graph, executive disclosures, and watchlists
- Data from EDINET, gBizINFO, National Tax Agency, and Wikidata
- AI-generated health scores, peer comparisons, and corporate history narratives
- 106-metric screener and industry rankings (ROE, revenue, etc.)
- Multi-tenant OAuth 2.0 authentication with tiered pricing (free to enterprise)
Use cases of Edinet Db
- Automated financial analysis and screening of Japanese listed companies
- Corporate research: executive compensation, cross-shareholdings, related-party transactions
- Supply chain and patent analysis via gBizINFO corporate attributes
- Academic studies using historical filings and LLM-extracted structured text blocks
FAQ from Edinet Db
How does Edinet Db differ from other Japan MCP servers?
Edinet Db is a remote, OAuth-authenticated, multi-tenant SaaS MCP server in production since March 2026, whereas others are local stdio implementations requiring users to run their own processes and obtain separate API keys.
What data sources does Edinet Db use?
It uses EDINET (FSA Japan), gBizINFO (METI, CC BY 4.0 compatible), the National Tax Agency corporate number publication site, and Wikidata (CC0). AI-generated content is always labeled with source event IDs and disclaimers.
What authentication is required?
Authentication uses OAuth 2.0 (or an API key) with an edinetdb.jp account. The OAuth discovery endpoint is https://edinetdb.jp/mcp/.well-known/oauth-authorization-server.
Is there a free tier?
Yes, a Free plan is available at ¥0/month, offering 100 API/MCP requests per day. Pro (¥4,980/month, 1,000 requests) and Business (¥29,800/month, 10,000 requests) plans are also offered. Accredited researchers can apply for the Academy plan.
What languages does Edinet Db support?
Japanese is primary; English is secondary and growing. Tools accept queries in both languages, and responses follow the MCP client's Accept-Language header.
