How to say "purchase" in Japanese

Choosing the right word
  • 購入こうにゅうJLPT N1approx.Common
    noun, suru verb, transitive verbThe noun for a purchase: the act of buying something such as goods, a ticket or a car. Typical of shopping, business and official contexts.
    To purchase a ticket, you need to enter your personal details.
  • 買うかうJLPT N5approx.Common
    godan verb, transitive verbThe basic verb 'to buy'; this is what you want for the plain verb sense of 'purchase', whether buying food, clothes or a car in daily life.
    車くるまを買かうために貯金ちょきんをしている。↗
    I'm saving money for a car.
  • 買取かいとりCommon
    noun, suru verb, transitive verbA noun for buying from someone rather than as a shopper: a shop's purchase of used goods, a trade-in, or a buyout. Not the word for an ordinary customer purchase.
  • 仕入れるしいれるJLPT N1approx.Common
    ichidan verb, transitive verbA verb for buying in stock or materials for a business — a shop purchasing goods to resell, a factory laying in supplies. Not for a customer's ordinary purchase.
    私達わたしたちは原料げんりょうをマレーシアから仕入しいれている。↗
    We get the materials from Malaysia.
  • 買い取るかいとるCommon
    godan verb, transitive verbThe verb behind the noun 買取: to buy something from someone or buy them out, as when a dealer purchases a used car from its owner. Not the everyday 'I bought' verb.
    その家いえは買い取かいとられた。↗
    The house has been bought.

Choose 「買う」 for the plain verb 'to buy', 購入 for a purchase as a noun, 「仕入れる」 for buying in stock or materials, and 「買い取る」 or 買取 for buying from someone or buying out.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese equivalents
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JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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