EDINET

日本語のREADMEはこちらです: README.ja.md

オープンデータとして提供される、電子情報開示システム「EDINET」をクロスオリジン対応のCSV形式で提供する This project provides CORS-enabled CSV data from Japan's Electronic Disclosure for Information NETwork (EDINET).

Demos & Data

Dashboards

• TSE Listed Company Dashboard (Column Map)
• Market Cap Pie Chart
• Market Cap Treemap

Data Files

• Daily Document List
• EDINET Code List
• TSE Listed Company List (Simple Viewer)

Features

• Daily EDINET document listings in CSV format.
• EDINET code list and mappings for TSE-listed companies.
• Automated daily data updates via GitHub Actions (runs at 08:18 UTC).
• All CSV data is CORS-enabled for easy use in web applications.
• Enriches company data with corporate numbers (JCN) and basic information using gBizINFO.

Development

Prerequisites

• Deno (v1.x)
• Create a .env file in the root directory with your API keys:

  EDINET_API_KEY=YOUR_EDINET_API_KEY
  GBIZ_ACCESS_TOKEN=YOUR_GBIZINFO_TOKEN
  

Usage

To fetch the latest daily disclosure documents:

deno run -A download-today.js

To update the list of TSE-listed companies:

# 1. Download the latest list from the Japan Exchange Group (JPX)
deno run -A download-dataj.js

# 2. Update the master list of listed companies
deno run -A make-listedcompany.js

Related Projects

• gBizINFO

Data Sources

• EDINET API Guide
• EDINET Taxonomy and Code List Download
• TSE Listed Stocks List - Japan Exchange Group

License

MIT License