四し六ろく時じ中ちゅうしろくじちゅうJLPTN1›Freq.FrequencyTop 50,000じ字FuriganaAudioMeanings1adverb, nounaround the clock; day and nightyojijukugo (four-character idiom)›Emphasizes continuous, all-day-and-night activity. Derived from 4×6=24, representing the 24 hours of the day.彼かれは四し六ろく時じ中ちゅう仕し事ごとのことを考かんがえている。Break this sentence down in the analyzerHe thinks about work around the clock.この店みせは四し六ろく時じ中ちゅう営えい業ぎょうしている。Break this sentence down in the analyzerThis shop is open day and night.See all 10 example sentences ›Usage patterns四し六ろく時じ中ちゅう〈動どう詞し〉ているto be doing something around the clock彼かれは四し六ろく時じ中ちゅうスマホをいじっている。Break this sentence down in the analyzerHe's fiddling with his phone around the clock.四し六ろく時じ中ちゅう〈形けい容よう詞し〉to be constantly in a certain state (all day and night)最さい近きんは仕し事ごとが忙いそがしくて四し六ろく時じ中ちゅう疲つかれている。Break this sentence down in the analyzerWork has been so busy lately that I'm exhausted around the clock.