The Jury System Jury system is a trial system that twelve citizens decide whether defendants are guilty or not. The verdict is unanimous. The jurors are all laypersons , as far as law is concerned. There is a reason for unanimous verdict. If one jury is against the verdict,it is regarded as being room for doubt. Advantages of jury system are direct participation of American people, conventional judgement by people, fair stage of investigation, resistance against polictics' and judical plot, and making of democratic consciousness. For example, if a public prosecutor submit unlawful proof without trial permission, counsel makes an objection to it. A chief judge can't admit counsel's object