How do you say "buy" in Japanese?

In Japanese, "buy" is 買う (kau). It is a verb pronounced "kah-oo".

Listen to the pronunciation:

Pronunciation

買う is written in kanji and hiragana. Romanised as kau, it sounds roughly like "kah-oo" to an English ear.

Example sentence

一緒に買いますか?

Issho ni kaimasu ka?

Shall we to buy together?

Usage notes

買う means to buy in Japanese. This is an everyday verb that learners encounter early. Mastering its masu form (買います) and te-form opens up many sentence patterns.

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Questions about 買う

How do you pronounce 買う?

買う is romanised as kau. Say it roughly like "kah-oo" in English. Each Japanese syllable has even weight, so keep the rhythm steady.

Is 買う formal or casual?

買う is the plain (dictionary) form, used in casual speech and in dictionaries. For polite situations, verbs take a different ending, typically -masu. In Noun Town the game always shows the dictionary form.

How is 買う written in Japanese?

買う is written using kanji and hiragana. Kanji characters carry the core meaning; any hiragana or katakana that follow show grammatical endings.

This word is part of the vocabulary taught in the Japanese language learning game Noun Town, where words are introduced through play rather than memorisation.