Privacy Policy

1. Personal Information Collected

The Company currently provides the Service without a separate registration process and collects only minimal information.

• Automatically collected: IP address, browser type, access date/time, service usage records
• Learning data: Study progress, quiz results, etc. (stored in browser local storage and not transmitted to servers)

2. Purpose of Collection and Use

• Service provision and operation
• Service usage statistics analysis and improvement
• Service issue response and security

3. Retention Period

Automatically collected access logs are retained for up to 1 year for service operation purposes and then destroyed. Learning data stored in the browser is managed directly by the user and is deleted when browser data is cleared.

4. Disclosure to Third Parties

The Company does not, in principle, provide user personal information to third parties. However, exceptions apply in the following cases:

• When required by law or when requested by investigative authorities in accordance with legally prescribed procedures

5. Use of Cookies

The Company may use cookies for service operation. Users may refuse to store cookies through browser settings, but this may result in some limitations in using the Service.

6. Security Measures

The Company takes the following measures to ensure the security of personal information:

• Server-side management of sensitive information such as API keys
• Encrypted data transmission via HTTPS
• Access permission management and restrictions

7. Privacy Officer

Organization

Lexus AI Solutions Co., Ltd.

Email

admin@lexusai.net

8. Notice of Changes

If this Privacy Policy is amended, changes will be announced through a notice within the Service.