volunteer corps; military unit of volunteers for dangerous missions
Refers to a military or quasi-military unit formed by volunteers, often for high-risk tasks. The term carries a historical and somewhat formal tone, commonly appearing in accounts of wartime or special operations.
He volunteered for the volunteer corps and undertook dangerous missions.
戦時中、多くの若者が挺身隊に参加した。
During the war, many young people joined the volunteer corps.