夜や直ちょく

noun

night duty; night shift

Refers to working during the night, often in contexts like hospitals, security, or factories.

• 今こん週しゅうは夜や直ちょくが続つづいている。

  I've been on night duty all this week.

• 夜や直ちょくの看かん護ご師しが少すくない。

  There are few nurses on the night shift.