不ふ審しん物ぶつ

noun

suspicious object; suspicious substance

Used especially in security contexts for unattended bags, packages, or unknown substances that may pose a threat.

• 駅えきで不ふ審しん物ぶつが見みつかり、警けい察さつが調しらべている。

  A suspicious object was found at the station, and the police are investigating.

• 不ふ審しん物ぶつを発はっ見けんしたら、すぐに係かかり員いんに知しらせてください。

  If you find a suspicious object, please notify a staff member immediately.