籠ろう城じょう

noun, noun or participle which takes 'suru', intransitive verb

holding a castle; holing up in a fortress

Historical military term for defending a castle under siege. In modern use, it can refer to barricading oneself in a building or room.

• 戦せん国ごく時じ代だい、多おおくの武ぶ将しょうが籠ろう城じょう戦せんを強しいられた。

  During the Warring States period, many warlords were forced into castle sieges.

• 犯はん人にんは銀ぎん行こうに籠ろう城じょうして立たてこもった。

  The criminal holed up in the bank and barricaded himself inside.

noun, noun or participle which takes 'suru', intransitive verb

staying indoors; confinement to home

Modern extended use: staying at home for a long period, often voluntarily or due to circumstances like bad weather, illness, or remote work.

• 台たい風ふうで週しゅう末まつはずっと家いえに籠ろう城じょうしていた。

  Because of the typhoon, I stayed holed up at home all weekend.

• 彼かれは試し験けん前まえになると部屋へやに籠ろう城じょうして勉べん強きょうする。

  Before exams, he holes up in his room to study.