(Effective as of November 1, 2025)
KOSAEM Co., Ltd. (hereinafter, the “Company”) complies with the Personal Information Protection Act and the Act on Promotion of Information and Communications Network Utilization and Information Protection, etc., and other applicable laws to protect the rights and freedoms of users. The Company lawfully processes personal information and safely manages it.
In accordance with Article 30 of the Personal Information Protection Act, the Company establishes and discloses this Privacy Policy to inform users of the procedures and standards for the processing of personal information, and to ensure that related complaints are handled promptly and smoothly.
1. Purpose of Processing Personal Information
The Company processes personal information for the following purposes:
① Membership Registration and Management
② Provision of Goods or Services
③ Service Improvement and Marketing
2. Retention and Use Period of Personal Information
In principle, the Company destroys personal information without delay once the purpose of collection and use has been achieved. However, if retention is required by law, the Company stores user information for a legally specified period and separately manages such data.
Retention periods under relevant laws are as follows:
3. Items of Personal Information Processed
① Items Collected
1) Membership registration
2) For teacher accounts: information about teaching qualifications such as “Korean Language Teacher Certificate” or “Secondary Korean Teacher Certificate”
3) Automatically collected information during service use:
Service usage records, access logs, IP information, misuse records, country, device information (model, OS, MAC address, language and country info, device identifiers, advertising identifiers)
4) For age verification or identity authentication:
Name, mobile phone number, date of birth, gender, DI/CI verification information, nationality status
5) Customer center inquiries:
Email address, mobile phone number
6) Paid transactions:
Payment information collected by the PG company depending on the payment method;
For refunds: name, contact information, bank name, account holder, account number
7) Event prize fulfillment:
8) Additional information collected for certain services (with separate consent):
Nickname, profile photo, school name and email (student discount plan), graduation date, creator contract information (name, gender, birth date, education, nationality, address, phone, email, resident registration number, bank information, SNS accounts)
② Methods of Collection
Website or app sign-up, service use, membership modifications, written forms, phone, fax, customer center interactions, event participation, partner company provision, automated data collection tools, and surveys.
※ The Company does not knowingly collect information from children under 14 years of age and only processes such information with parental consent when legally required.
4. Provision of Personal Information to Third Parties
① The Company processes personal information within the scope disclosed in Section 1 and does not provide it to third parties unless permitted by law or with user consent.
② Exceptions
Recipient | Purpose | Items Provided | Retention Period |
Service providers | Delivery, customer service and complaint handling | Recipient information (name, phone number, address) | 1 month after purchase confirmation |
5. Outsourcing of Personal Information Processing & Overseas Transfers
① Outsourced tasks
The Company may outsource personal information processing for smooth service provision and ensures safe management through adequate technical and administrative measures.
(Examples include payment processing, identity verification, delivery, customer service operations, customer service systems, chat services, SMS/Kakao notification sending, and infrastructure management.)
② Overseas Transfers
If tasks requiring personal information are outsourced overseas, the Company discloses the following:
③ Users may refuse overseas transfers, but service availability may be limited if such transfers are essential.
6. Procedures and Methods for Destroying Personal Information
① Destruction
The Company destroys personal information without delay after the retention period expires or processing purposes are achieved. If retention is required by law, data is moved to a separate DB or stored separately and then destroyed after the retention period.
② Methods
7. Rights and Obligations of Users and Legal Representatives
① Users may request access, correction, deletion, withdrawal of consent, or suspension of processing at any time through “My Page” or by contacting the customer center or privacy officer.
② If correction is requested, the information is not used or provided until correction is completed.
③ Requests may be made through legal representatives with proper documentation.
④ Deletion may not be possible when other laws require data retention.
⑤ The Company verifies the identity of the requester or authorized representative.
8. Measures to Ensure the Security of Personal Information
Administrative, technical, and physical safeguards include:
9. Use of Cookies
Cookies are used to provide personalized services, including analyzing access frequency, user behavior, and participation in events.
Users may choose whether to allow cookies through browser settings. However, rejecting cookies may restrict certain login-required services.
10. Collection and Use of Behavioral Information
The Company collects behavioral information to provide personalized services and advertisements.
① Items collected:
Website/app visit history, browsing history, purchase history
Retention: up to 1 year, then destroyed.
② Third-party behavioral advertising providers may collect such data.
③ No sensitive behavioral information is collected.
④ Mobile advertising identifiers may be used; users may restrict ad tracking in device settings.
⑤ Users may opt out of personalized advertisements through browser settings.
⑥ Inquiries related to behavioral information can be made at:
+82-10-3432-2924
11. Privacy Officer and Contact Information
Users may contact the following regarding inquiries, complaints, or requests for access:
Users may also seek dispute resolution or counseling through:
12. Links to Third-Party Sites
The Company may provide links to third-party websites. This Privacy Policy does not apply to such websites, and the Company is not responsible for the content or policies of third-party sites. Users should review the privacy policies of visited sites.
13. Amendments and Notification of Changes
The Privacy Policy may be revised due to legal changes, government policies, or Company requirements. Users will be notified at least 7 days prior to enforcement via app messages or email. Separate consent will be obtained when required by law.
This Privacy Policy takes effect on November 1, 2025.
Since this is the nickname shown to students, we recommend entering it in English.
*For real name authentication, a Korean mobile phone number starting with 010 is necessary. *If you do not have a Korean mobile phone, please contact the administrator.
※ Certificates are submitted for administrator approval and are not displayed separately on the website.
※ Once your application is received, the administrator will confirm it and then proceed with the approval process. The approval result will be notified via ‘Notification Talk’ and can also be checked in ‘My Page > Modify Basic Information'.
※ Class registration is possible after the administrator's approval.