国こく際さい郵ゆう便びん

Similar words

• 国こく内ない郵ゆう便びん

  Domestic mail, as opposed to international mail.

• 航こう空くう便びん

  Airmail, a faster but more expensive option for international mail.

• 船ふな便びん

  Surface mail, a slower and cheaper alternative to airmail for international shipments.

Etymology

Compound of 国際 (international) and 郵便 (mail, postal service).