Japan Post Change Delivery Address : Useful Links
Once you move to a new address, you can notify Japan Post of your new address by submitting a change of address notice which can be found at any post office within Japan. Then
There is no cost to change your delivery preferences.
When moving apartment in Japan, make sure your important mail follows you to your new address. · The service is offered by Japan Post for FREE ...
Japan has a highly efficient postal system with 24000 post offices
You can write the address in Japanese or English on the front of the envelope.
EDIT: Updated flyer - please let me know if this needs any corrections. I do not know ...