移い動どう交こう番ばん

noun

mobile police box; moving police box

A small police station built into a vehicle, used to provide police services in areas without a permanent kōban.

• 移い動どう交こう番ばんが毎まい週しゅう火か曜よう日びに駅えき前まえに来くる。

  The mobile police box comes to the station front every Tuesday.