e1i4 (the "Company") values users' personal information and makes efforts to comply with the Personal Information Protection Act of the Republic of Korea, the European Union General Data Protection Regulation (GDPR), the UK GDPR, and other applicable privacy and data protection laws. This Privacy Policy explains how personal information of users of sajuara (https://sajuara.com, the "Service") is collected, used, stored, and protected.

Effective date: July 3, 2026

1. Purpose of Processing Personal Information

The Company processes personal information for the following purposes and does not use collected personal information for purposes other than those stated below.

Providing the AI-based Saju interpretation service
Providing the AI-based Korean name recommendation service
Processing payments and managing payment records
Providing access to purchased results
Providing PDF download and email delivery services
Responding to user inquiries and resolving disputes
Maintaining service stability and managing security

2. Retention and Use Period of Personal Information

The Company retains personal information until the purpose of processing is achieved and may retain certain information for a period required by applicable laws.

Saju and naming input information

Purpose: generating results, storing results, and providing re-access to purchased results.
Retention period: for the duration of Service operation or for the period during which users may request re-access to results.

Payment information

Purpose: payment verification, dispute response, and re-access to purchased results.
Retention period: 5 years.
Applicable law: Act on the Consumer Protection in Electronic Commerce, etc.

Customer inquiry records

Purpose: customer support and dispute resolution.
Retention period: 3 years.

Access logs

Purpose: service security and system operation.
Retention period: 3 months.
Applicable law: Protection of Communications Secrets Act.

3. Provision of Personal Information to Third Parties

The Company does not sell users' personal information or provide it to third parties, except where the user has given consent, where required by applicable law, or where processing is necessary for service operation through trusted service providers.

4. Overseas Transfer and Service Providers

The Company may transfer or process personal information through the following service providers to operate the Service.

OpenAI

Recipient: OpenAI, L.L.C. or its affiliates
Country: United States
Transferred items: information entered for result generation and generated result data
Purpose: AI-based result generation
Retention period: until the purpose of processing is achieved or as otherwise required by the provider's policy and applicable law

PayPal

Recipient: PayPal Holdings, Inc.
Country: United States
Transferred items: payment-related information and transaction information
Purpose: payment processing and payment authentication
Retention period: in accordance with applicable law and the provider's policy

Supabase

Recipient: Supabase Inc.
Country: Republic of Korea
Transferred items: birth information, payment information, result data, and access records
Purpose: service operation, data storage, result storage, and re-access to purchased results
Retention period: until the purpose of processing personal information is achieved

5. Personal Information Processing in AI Services

The Company uses personal information entered by users only for the purpose of generating Saju interpretation and naming results.
The Company does not use users' personal information for advertising targeting.
The Company does not sell or rent users' personal information.
The Company makes efforts to process only the information necessary to provide the AI-based results requested by users.

6. User Rights

Users may exercise the following rights under applicable privacy laws, and the Company will respond to valid requests in accordance with applicable law.

Right to access personal information
Right to rectification
Right to deletion
Right to restriction of processing
Right to data portability
Right to object to processing
Right to withdraw consent
Right to lodge a complaint with a supervisory authority

7. Rights of California Residents

California residents may have the following rights under the CCPA and CPRA. The Company does not sell users' personal information.

Right to know the personal information collected
Right to request deletion of personal information
Right to request correction of personal information
Right to opt out of the sale of personal information

8. Protection of Children's Personal Information

The Service is not directed to children under the age of 13.
If the Company becomes aware that it has collected personal information from a child under the age of 13, it will delete such information without delay.
A legal representative may request deletion of a child's personal information at any time.

9. Security Measures

The Company takes reasonable administrative, technical, and physical measures to protect personal information, including access control, secure management of service systems, and measures designed to reduce the risk of unauthorized access, loss, leakage, alteration, or damage.

10. Changes to This Privacy Policy

The Company may amend this Privacy Policy as necessary. If a change has a material impact on users' rights, the Company may provide notice at least 30 days before the change takes effect.

11. Miscellaneous

The Company values users' personal information and will continue to make efforts to comply with privacy laws and provide the Service safely.

Addendum

This Privacy Policy takes effect on July 3, 2026.