勤きん勉べん家か

noun

diligent worker; hard worker

Describes a person who is habitually industrious and hardworking. Often used in a positive sense.

• 彼かれは勤きん勉べん家かで、毎まい日にち遅おそくまで働はたらいている。

  He is a hard worker and works late every day.

• 勤きん勉べん家かの彼かの女じょは、休きゅう日じつも勉べん強きょうを欠かかさない。

  Being a diligent worker, she never misses studying even on holidays.