Documentation

Japan Finsight gives AI agents structured access to Japan's official corporate disclosure data: every filing since 2018, every listed company, in English, ready to query through MCP or REST.

Getting started

• MCP guide: what MCP is, public tool inventory, protocol and auth
• Connect Claude: Claude.ai (remote) and Claude Desktop
• Connect ChatGPT: remote MCP
• Connect Cursor: IDE-side MCP
• Connect Claude Code: CLI agents

Reference

• Tools: every public tool, parameters, return shape
• Coverage: every doc type we ingest, what we extract, freshness
• Data sources: EDINET API, edinet-tools library, parser methodology

Other

• Changelog: shipped features and fixes