Customer Support
If you have any questions, please contact us through one of the channels below.
Email Support
gjm38854@gmail.com
Messages are accepted 24 hours a day and answered in order on business days.
Support Hours
Weekdays, 10:00 AM–6:00 PM (KST)
Closed on weekends and Korean public holidays. KakaoTalk and email messages are accepted at any time.
How to Contact Us
- Send your inquiry by KakaoTalk or email.
- Include your order number, name, and question.
- We will respond in the order received during business hours.
Refund Inquiries
Ebooks and digital content may be canceled only before download or email delivery. Duplicate payments and payments caused by system errors are refunded in full.
See the Refund & Cancellation Policy for full details.Payment Inquiries
For payment errors, receipts, or cancellations, contact us on KakaoTalk and include your order number and payment date and time.