当あたりくじ

noun

winning ticket; lucky number

Refers to a lottery ticket, raffle ticket, or number that has won a prize.

• 宝たからくじで当あたりくじを引ひいた。

  I drew a winning ticket in the lottery.

• 当あたりくじの番ばん号ごうは7番ばんです。

  The lucky number is 7.