1.
complicity, being an accomplice
Participation in a crime together with another person. Can refer to the act of being complicit or to the person who is an accomplice.
Used in legal and criminal contexts. Can function as both the abstract concept (complicity) and to describe the person (共犯者).
Common collocations
Legal usage
In Japanese criminal law, 共犯 is a technical term covering various forms of joint criminal liability, including 共同正犯 (co-principal), 教唆犯 (instigator), and 幇助犯 (aiding and abetting).