How do I return the Pocket WiFi device?
You will receive your Pocket WiFi together with its battery, a charging cable, an AC adapter, a Pocket WiFi case, and a return envelope with the necessary delivery information already printed on it.
You are required to return the device, battery, cables, and case using the return envelope before leaving Japan. You should send them back to the address already written on the envelope. You can use any Japanese mailbox or post office to return the WiFi device. You do not need to purchase additional stamps or pay any postal fees.
Failing to return the device once you have left Japan will result in penalty charges of 1.500¥ per day.
What is more, the following charges will apply: