購入（こうにゅう、kounyuう）
- purchase

The Japanese word 購入 (こうにゅう) means "purchase," "buy," or "to buy." It refers to the act of acquiring something, typically goods or services, in exchange for money or something of equivalent value. It encompasses the entire process from deciding to acquire something to completing the transaction and taking possession of it. The word emphasizes the formal and deliberate aspect of buying.

⚫︎ 新しい車を購入しました。 Translation: I [bought] a new car. ⚫︎ ネットで本を購入しました。 Translation: I [purchased] a book online. ⚫︎ 彼はその会社の株を購入することに決めた。 Translation: He decided to [buy] the company's shares.

This word is used in a formal or semi-formal context. It's suitable for situations like business transactions, legal documents, or more formal conversations about acquiring goods or services. It is a common word, but it is often not used for small purchases or everyday buying like groceries, instead, 買う (to buy) is often used. For these situations, 買う is more common.

購入 is typically written in kanji. The reading is こうにゅう in hiragana. There are no other common ways to write this word, and the okurigana (suffix hiragana) is standard.

⚫︎ 買う (かう) - to buy (general, informal) ⚫︎ 買い入れる (かい いれる) - to purchase, to buy (for a business or organization) ⚫︎ 取得 (しゅとく) - to acquire, to obtain (often for assets or rights)

⚫︎ 販売 (はんばい) - to sell ⚫︎ 売る (うる) - to sell

オンラインでゲームを購入すると、すぐにダウンロードできます。 ・Translation: If you [purchase] a game online, you can download it immediately. ・Explanation: This sentence describes the process of acquiring a game through an online transaction.

不動産を購入する前に、徹底的に調査することが重要です。 ・Translation: It is important to thoroughly investigate before [purchasing] real estate. ・Explanation: This example emphasizes the need for careful consideration before a significant purchase like real estate.

購入 is a compound word formed from two kanji: 購 (こう), meaning "to buy" or "to purchase," and 入 (にゅう), meaning "to enter" or "to receive." This combination suggests the act of buying something and "receiving" or "obtaining" it.