Japan Stock Tracker Support

Japan Stock Tracker is a financial analysis application for Japanese listed companies.

Track Japanese companies, not price noise.

PRE: before earnings  

POST: after earnings  

Coverage: ~1,600 JPX Prime stocks

Privacy Policy

Japan Stock Tracker respects your privacy.

Information We Collect

The app may collect limited information necessary for functionality, including:

• Email address used for account authentication

• Favorite company selections

• Basic device information required for app operation

This information is used solely to provide app functionality and improve the user experience.

Data Sharing

Japan Stock Tracker does not sell or share personal data with third parties.

Financial Data

The app uses publicly available financial disclosure data from official sources including:

• EDINET (Financial Services Agency of Japan)

• TDnet (Tokyo Stock Exchange disclosure system)

These data sources are publicly available corporate filings.

Contact

If you have questions about this policy, please contact:

info.kmori@gmail.com

Company: PROTO-FUND LIMITED LIABILITY COMPANY

Address:

7F Nihonbashi Mizuno Building,

1-11-12 Nihonbashi Muromachi,

Chuo-ku, Tokyo, Japan

Representative:

Kiyotaka Mori

Business:

Proto-Fund is a technology company focused on financial data services and AI-driven applications, including Japan Stock Tracker.

Japan Stock Tracker Support

If you have questions or issues with the app, please contact:

Email: support@protofund.jp 

Account Deletion Request

You can delete your account directly from the app settings.

Alternatively, you can request account deletion by contacting us at:

support@protofund.jp

Your account and all associated data will be permanently deleted within 7 days.

Data deleted:

- Email address

- Favorites

- Device information

Data retained:

- None