Japan Post Office will not contact you after booking the contact ticket online. If you don't book a contact ticket online, Japan Post Office won't contact you actively, because the post office can't know your expected demand and address. After receiving the valid reservation information, the post office will deliver it according to the appointment time and address. Contact ticket is an online reservation service provided by Japan Post Office. After the appointment is successful, you will receive an appointment confirmation email, and the post office will deliver it according to the appointment time and address.