Why was DeNA TRAVEL unable to process my payment? If your credit/debit card cannot be processed, please contact your bank or financial institution to resolve the matter. Was this article helpful? Can't find what you're looking for? Inquiry Form Related articles There is a pending transaction, what should I do? How can I get invoice/receipt of my payment? Are there credit card processing fees? What are my payment options? How can I make an inquiry to DeNA TRAVEL?