校内暴力 blackboard jungle●school violence●student violence at school●violence at school●violence in school●violence on campus

校内暴力という最近の傾向は深刻な問題だ The recent trend of violence in schools is a serious matter.

校内暴力のストレスと恐れに対処する cope with the stress and fear of school violence

校内暴力の急増 wave of school violence