渦中

1. Origins, structure, and basic meaning

• Structure: 渦中 is read かちゅう and describes being in the thick of an incident or controversy.
• Basic usage: It is used for being at the center of criticism or having one's peaceful life disrupted by involvement in an incident.

2. Common pitfalls and similar expressions

• Being in a situation versus being drawn into it
  • 渦中にある describes already being in the midst of the situation. 渦中へ巻き込まれる describes the change of being drawn into it.