夜分
Meanings
1
A somewhat formal or polite word for evening or nighttime, often used in set phrases like 夜分遅くに (late at night) or in business contexts.
I'm sorry for calling so late at night.
Excuse me for disturbing you at this hour.
Usage patterns
- 夜分に〈動詞〉to do something at night (polite, often apologetic)
I'm sorry for calling you at this late hour.
- 夜分の〈事〉a nighttime (matter/contact), used politely
Please excuse me for contacting you at this late hour.