不ふ正せい乗じょう車しゃ

noun

fare evasion; unauthorized travel; riding without a valid ticket

Refers to boarding a train, bus, or other public transport without paying the proper fare, or using a ticket improperly. Often used in official announcements and legal contexts.

• 不ふ正せい乗じょう車しゃは法ほう律りつ違い反はんです。

  Fare evasion is against the law.

• 駅えき員いんが不ふ正せい乗じょう車しゃの取とり締しまりを行おこなっている。

  Station staff are cracking down on fare evasion.