What does 購入 mean?
購入 is a Japanese noun meaning “purchase, buy” in English. It is written as 購入 in kanji, こうにゅう in hiragana, and kounyuu in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
チケット購入に必要な個人情報をインプットする。
To purchase a ticket, you need to enter your personal details.