Reading and meaning
- Reading
- よふかし
- Romaji
- yofukashi
- Meaning
- staying up late, keeping late hours, sitting up late at night, nighthawk
- Word type
- noun
Example sentences
夜更かしが習慣化すると、心身の調子を崩しかねない。
If staying up late becomes a habit, it may undermine both physical and mental well-being.
夜更かしは翌日の集中力を著しく低下させる。
Staying up late significantly reduces one's concentration the next day.