noun, noun or participle which takes 'suru', intransitive verb
winning a prize (in a lottery, raffle, etc.)
Refers to being selected as a winner in a drawing, lottery, or similar contest. Often used with する to mean 'win a prize'.
宝くじで100万円に当せんした。
I won 1,000,000 yen in the lottery.
当せん者には後日メールで連絡
Winners will be contacted by email at a later date.