noun
lay judge trial; trial by lay judges
Refers to the Japanese system where citizen judges (裁判員) participate in criminal trials alongside professional judges. A specific legal term introduced in 2009.
裁判員裁判は2009年に始まった。
The lay judge trial system began in 2009.
彼は裁判員裁判で裁判員
He served as a lay judge in a lay judge trial.