昼夜

ちゅうや

day and night

昼夜帯

ちゅうやおび

women's obi with a different colour on each side (originally black and white)

一昼夜

いっちゅうや

whole day and night, 24 hours

昼夜兼行

ちゅうやけんこう

around-the-clock, (working) day and night

昼も夜も

ひるもよるも

day and night

昼夜逆転

ちゅうやぎゃくてん

one's days and nights being reversed

昼夜を舎かず

ちゅうやをおかず ちゅうやをしゃかず

continuing day and night

昼夜を問わず

ちゅうやをとわず

day and night; around the clock

昼

ひる

noon, midday

昼夜を分かたず

ちゅうやをわかたず

by day and night, day and night, round the clock

昼餐

ちゅうさん

luncheon

お昼

おひる

lunch, noon

昼飯

ひるめし ちゅうはん ひるはん

lunch, midday meal

昼食

ちゅうしょく ちゅうじき ひるげ

lunch, midday meal

昼寝

ひるね

nap (afternoon), siesta

昼間

ひるま ちゅうかん

daytime, during the day, time from sunrise until sunset, diurnal period

昼席

ひるせき

matinee (performance)

昼ドラ

ひるドラ

soap opera

炎昼

hot summer early afternoon