[いっちゅうや, icchuuya] (n-adv, n-t) whole day and night; 24 hours
[いちにちいちや, ichinichiichiya] (n) all day and night
[しろくじちゅう, shirokujichuu] (n-adv, n) (because 4 x 6 = 24) around the clock; day and night
[しゅくや, shukuya] (n-t) from morning till night; day and night; always
[たんせき, tanseki] (n-adv, n-t) (1) on the brink of; (2) morning and evening; day and night
[ひるもよるも, hirumoyorumo] (n) day and night
[ちゅうや, chuuya] (adv, n, adj-no) day and night; (P)
[ちゅうやをおかず, chuuyawookazu] (exp) continuing day and night
[ちゅうやをわかたず, chuuyawowakatazu] (adv) by day and night; day and night
[ちゅうやけんこう, chuuyakenkou] (n) around-the-clock; (working) day and night
[にこうたい, nikoutai] (n) day and night shift work schedule
[にちや, nichiya] (n-adv, n) day and night; always; (P)
[にっせき, nisseki] (adv, n) day and night; nightfall
[ふみんふきゅう, fuminfukyuu] (n) without sleep or rest; day and night
[よをひについで, yowohinitsuide] (exp) day and night; turning night into day
[よるひる, yoruhiru] (adv, n) day and night