Hello, ZEPETO Team here!
We apologize for the inconvenience.
For Android, the order number can be found on the Google Playstore purchase receipt and is available in the form GPA.XXXX-XXXX-XXXXX-XXXXX.
To find your Google Play Store receipts, do the following:
1) The payment receipt will be sent to the Google Play Store email address (gmail, usually) where payment was sent, you can check the payment order number from the payment receipt sent.
If you need further assistance, please visit: [Google Payment Center]
If you are an Apple iPhone user, Apple's policy is that there is no way for the developer to check your purchase history or proceed with a refund.
Please contact Apple directly to get a refund at Appstore.
After checking the details, we will give the coins/ZEMs that have not been paid.
Thanks for loving ZEPETO.
ZEPETO team.