まいごゆうびん

    noun (common) (futsuumeishi)
  1. lost mail; undeliverable mail
Forms
  • まいごゆうびん
  • まいごゆうびん
Generated definitions (experimental)
  1. lost mail; undeliverable mail
  2. This refers to mail that cannot be delivered to the intended recipient, usually due to incorrect addresses or other issues preventing delivery.
Generated collocations (experimental)