後こう方ほう地ち域いき

noun, noun which may take the genitive case particle 'no'

rear area; rear region

Refers to an area behind the front lines or main activity zone, often in military or logistical contexts. Can also be used more generally for a back area.

• 部ぶ隊たいは後こう方ほう地ち域いきに撤てっ退たいした。

  The troops withdrew to the rear area.

• 後こう方ほう地ち域いきの支し援えん活かつ動どうが重じゅう要ようだ。

  Support activities in the rear area are important.