1. peace and order
    • 治安を維持する
    • keep [maintain] the peace
    • 治安を乱す
    • disturb the peace
    • この辺は治安がよい[悪い]
    • This area is [is not] safe.
  1. 治安維持法the Peace Preservation Law
  1. 治安警察the security police
  1. 治安出動治安出動する go into action to keep order
  1. 治安判事《米》 a justice of the peace,《英》 a Justice of the Peace ((略 JP))