noun
armed group
Refers to a group of people carrying weapons, often in contexts of conflict, insurgency, or security forces.
武装集団が村を襲った。
An armed group attacked the village.
警察は武装集団と対峙した。
The police confronted the armed group.
Compound of 武装 (busō, 'armament') + 集団 (shūdan, 'group').