My coupon has expired. October 02, 2025 06:33 Updated Coupons can only be used within the specified valid period. After the expiration date, they cannot be used. Related articles I didn't receive the item I purchased. I found an error in the game. Why is a specific artist not available in the game? I cannot recover my ID/PW because the linked email has been deleted. I think there might be an issue with card drop rates.