A prize or prize competition; a reward offered in contests or as a bounty — includes prize offerings and prize-backed promotions.
雑誌の懸賞に応募して当たった。
I entered a magazine contest and won.
懸賞金を出して犯人の情報を募った。
A reward was offered to solicit information about the culprit.
懸賞付きのアンケートに答えたら商品が届いた。
I answered a questionnaire with a prize and received a product.