mailbox; letter box; letterbox; mail slot
mail; postal matter; postal item
postbox; mailbox; pillar box
postman; mailman; mail carrier; letter carrier; postie
postal delivery; mail delivery; postman; mailman; mail carrier
mailman; postman; mail carrier; post carrier
mail clerk; post-office clerk; post-office worker; postal employee; postal worker
postman; postwoman; postal delivery worker
international mail; overseas mail
postal service; post service
mail system; postal service; postal system; post
special delivery mail; express delivery post
registered mail; registered post
mail service; postal service
mailman; postman; mail carrier; letter carrier
mail from abroad; foreign mail; overseas mail
electronic mail service; e-mail service; electronic mail system; letter facsimile service operated by Japan Post
postal delivery zone; postal zone
Japan Post Co., Ltd.; JP Post
postpaid mail; postage paid
postal privatisation (privatisation of Japan Post)
physical delivery office number
physical delivery office name
postage deferred payment mail
postal voting; postal ballot; voting by mail
lost mail; undeliverable mail
Express Mail Service (for international mail); EMS