After the payment, you will receive an email with the title "[Japan eSIM] QR Code Issue Link".
If you can not find it in the inbox folder, then it might be in the junk/spam folder of your email, or there may be a typo in your email when you placed your order (In this case, you will not be able to receive the order email).
※ If you still can not find the email, please contact us at your earliest convenience.