車の後方に注意してください。
Please watch out behind the car.
敵は後方から攻めてきた。
The enemy attacked from the rear.
There is a warehouse behind the headquarters.
Sensing danger, I stepped back to the rear.
Check behind you before backing up.
The enemy approached from the rear.
後方 means the rear or back area, the opposite of 第一線, which means the front line or forefront.
後方 means the rear or area behind the lines, the direct opposite of 最前線, the very front.
後方 means the rear area, the opposite of フロント when it refers to a front line or forward position.
backward compatible; downward compatible
rear-service duty; logistics and support duty