Contact

Got a question about an order, a card, or anything else? We're here to help.

📧 Email: contact@duelmarket.store - we reply within 24–48 hours, Monday to Friday (Japan time).

📦 Order Issues: For any question about your order, please include your order number in your email so we can help you faster.

🇯🇵 Based in Japan: DuelMarket is operated by Kairos Trading GK, Ichikawa, Chiba, Japan. All orders ship directly from Japan to the United States.

We're real people who love Yu-Gi-Oh! just as much as you do. Don't hesitate to reach out.