任務

1. Origins, structure, and basic meaning

• Structure: 任務, read にんむ, means a duty or mission that someone is assigned to carry out.
• Basic usage: It is used when someone is assigned to guard a bridge or returns after completing an assigned task.
  • 隊員は夜明けまで橋を守る任務を受けた。

2. Common pitfalls and similar expressions

• Assigned responsibility compared with 仕事
  • 仕事 broadly refers to work or a job, while 任務 focuses on an assigned objective and responsibility for carrying it out. Although common in military contexts, 任務 is not restricted to soldiers.