Privacy Policy

Established August 30, 2026

Qi9 (qi9.jp and bh.qi9.jp — "this site") takes your privacy seriously. Our policy is to handle as little of your information as possible.

1. Date of birth

A date and time of birth entered in the app is used only to calculate your results, and is never stored on our servers.

2. Your answers

Your answers to the app's questions are used only to show you your results. They are not stored in any personally identifiable form, and are never shared with third parties.

3. Access logs

For the operation of this site, access logs (IP address, date and time of access, etc.) may be recorded. They are used only for preventing unauthorized access and responding to technical problems.

4. External services

This site uses Google Fonts to display text. Loading the fonts may transmit access information to Google.

5. Changes to this policy

This policy may be revised as needed. Significant changes will be announced in the News section of this site.