よじゅう 夜中 LinksSentence search for 夜中Sentence search for よじゅうSentence search for 夜じゅうKanji details for 夜 and 中Edit in JMdict Noun, Adverb (fukushi)1. all night; the whole nightOther forms夜じゅう 【よじゅう】 Discussions Log in to talk about this word.