自首(じしゅ)surrender, give oneself up

殺人(さつじん)犯(はん)が警察(けいさつ)に自首(じしゅ)する。

The murderer will give himself up to the police. {surrender, give oneself up}

自首(じしゅ)をした犯人(はんにん)が警察(けいさつ)に逮捕(たいほ)されました。

The criminal who turned himself in was arrested by the police. {surrender, give oneself up}

自分(じぶん)の罪(つみ)について自首(じしゅ)したので、心(こころ)が楽(らく)になりました。

Since I turned myself in for my own crime, I felt relieved. {surrender, give oneself up}

罪悪(ざいあく)感(かん)で心(こころ)がムカムカするので早(はや)く自首(じしゅ)をしたくてたまりません。

I'm filled with guilt and it's making me feel sick, so I can't bear it and want to turn myself in as soon as possible. {surrender, give oneself up}

彼(かれ)は自首(じしゅ)をしただけでなく、法廷(ほうてい)で犯行(はんこう)の様子(ようす)を細(こま)かく説明(せつめい)しました。

Not only did he turn himself in, but he also detailed his crime in court. {surrender, give oneself up}