共謀

1. Origins, structure, and basic meaning

• Structure: 共謀, read きょうぼう, is conspiracy or collusion by multiple people and forms 共謀する.
• Basic usage: 二人が共謀して盗む describes coordinated wrongdoing; 共謀の有無 asks whether collusion existed.

2. Common pitfalls and similar expressions

• Coordinated act and legal issue of existence
  • して links the agreement to the offense, while の有無 turns its existence into the disputed question; more than one participant is involved.