noun
one-fifth of the night; watch of the night
Historical Chinese and Japanese time unit dividing the night into five equal watches, each roughly two hours. Used in classical contexts and fixed expressions like 五更.
See also: 五更
昔の中国では、夜を五更に分けていた。
In old China, the night was divided into five watches.
「五更」という言葉は、夜明け前の最後の更を指す。
The term 五更 refers to the last watch before dawn.