correct card; matching card
In competitive karuta, the card on the field that matches the yomifuda (read card). The player must touch or take this card to score.
See also: 出札 (でふだ)
Quickly take the matching card that corresponds to the one read by the reader.
当たり札に手を伸ばしたが、相手の方が早かった。
I reached for the correct card, but my opponent was faster.
Compound of 当たり (atari, 'hit' or 'correct') and 札 (fuda, 'card'). The term is specific to karuta and related card-matching games.