黒幕

1. Origins, structure, and basic meaning

• Structure: 黒幕, read くろまく, means a person who directs events from behind the scenes without appearing openly.
• Basic usage: It is used when a detective identifies the person behind an incident or when discussing someone wielding power behind an official representative.
  • 探偵は事件の黒幕を突き止めた。

2. Common pitfalls and similar expressions

• Direct actor versus hidden director
  • Calling someone a 黒幕 does not mean they personally acted at the scene of an incident.