日にっ直ちょく

noun

day duty; day shift; class duty

Refers to a person assigned to be on duty during the day, especially in schools (a student who helps the teacher) or workplaces. Often used with 〜をする or 〜になる.

• 今日きょうは私わたしが日にっ直ちょくです。

  I'm on day duty today.

• 日にっ直ちょくの生せい徒とが黒こく板ばんを消けした。

  The student on class duty erased the blackboard.