誰か (Dareka) is a Japanese pronoun meaning “someone, somebody”.
Meanings
- pronounsomeone; somebody
Examples
部屋には誰かいますか。
Is there anyone in the room?
誰か彼を知っているか。
Does anybody know him?
誰か戸をたたいている。
Someone is knocking on the door.
Sentences from Tatoeba (CC BY 2.0 FR).