Usage patterns
〈場所〉の後方にbehind a place
There is a warehouse behind the headquarters.
後方に下がるto step back / retreat to the rear
Sensing danger, I stepped back to the rear.
後方を確認するto check behind (esp. when driving or reversing)
Check behind you before backing up.
後方から接近するto approach from the rear
The enemy approached from the rear.