noun
criminal act; criminal conduct
A formal or legal term for an action that constitutes a crime. Used in legal contexts, news reports, and formal discussions.
彼の犯罪行為は裁判で明らかになった。
His criminal acts were revealed at the trial.
この法律は特定の犯罪行為を対象としている。
This law targets specific criminal conduct.
Compound of 犯罪 (crime) and 行為 (act, conduct).