A1 Collocation Neutral 3 min read

二つ買う

Futatsu kau

two buy

Literally: 二つ (two things) + 買う (to buy)

In 15 Seconds

  • Used for buying two of almost any physical object.
  • Place the number 'futatsu' directly before the verb 'kau'.
  • Switch to '買います' (kaimasu) to stay polite in shops.

Meaning

This phrase simply means you are buying two of something. It is the go-to way to tell a clerk or a friend that you're grabbing a pair of items.

Key Examples

3 of 6
1

At a convenience store with a friend

おにぎりを二つ買うよ。

I'm buying two rice balls.

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2

Asking a clerk at a boutique

これを二つ買います。

I will buy two of these.

<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 13.255A23.931 23.931 0 0112 15c-3.183 0-6.22-.62-9-1.745M16 6V4a2 2 0 00-2-2h-4a2 2 0 00-2 2v2m4 6h.01M5 20h14a2 2 0 002-2V8a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"/></svg>
3

Texting a partner about groceries

リンゴ、二つ買うね!

I'll buy two apples, okay!

<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M14.828 14.828a4 4 0 01-5.656 0M9 10h.01M15 10h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>
🌍

Cultural Background

In Japan, it is polite to say 'kudasai' (please) after stating the quantity. Buying in pairs is often seen as balanced and aesthetically pleasing.

💡

Use counters

Try to learn specific counters like 'hon' or 'mai' as you progress.

In 15 Seconds

  • Used for buying two of almost any physical object.
  • Place the number 'futatsu' directly before the verb 'kau'.
  • Switch to '買います' (kaimasu) to stay polite in shops.

What It Means

二つ買う is a basic but essential phrase. It tells people you are purchasing two units of an item. In Japanese, we use specific counters for different objects. 二つ is the general-purpose counter for things. It is safe and easy to use for almost anything solid. Whether it is apples, toys, or notebooks, this phrase works perfectly. It is the bread and butter of daily shopping.

How To Use It

Using this phrase is like building a simple Lego tower. First, name the object you want. Then add the particle . Next, say 二つ. Finally, end with 買う. For example: パンを二つ買う. In casual speech, you can even drop the . Just say パン、二つ買う. It sounds very natural and relaxed. If you are talking to a shopkeeper, change 買う to 買います. This makes you sound polite and respectful. It is a small change with a big impact.

When To Use It

You will use this constantly while out and about. Use it at a convenience store for snacks. Use it at a bakery for croissants. It is perfect when shopping for a friend. "I'll buy two so we can share!" is a classic scenario. You can also use it when browsing online. It is a clear way to state your intention. No one will be confused by this phrase.

When NOT To Use It

Don't use 二つ for people or animals. That would sound very strange and a bit rude! For people, we use 二人. Also, avoid using it for very flat objects like paper or long objects like bottles if you want to be precise. However, as a beginner, 二つ is a safe "emergency" counter. Also, don't use the plain form 買う with your boss. Stick to 買います in professional settings. You don't want to sound too casual at the office.

Cultural Background

Japan loves its seasonal limited-edition items. Often, you might find yourself saying 二つ買う because you want one to eat and one to keep! Convenience stores (konbini) are everywhere in Japan. You will hear this phrase whispered in aisles every single day. Interestingly, "Buy one get one free" deals are rare in Japan. Instead, you might see small discounts for buying two. It is a culture of precision and modest portions.

Common Variations

If you are feeling polite, use 二つ買います. If you want to say you *want* to buy two, say 二つ買いたい. To say you *bought* two, use 二つ買った. You might also hear 二つください, which means "Two, please." This is even more common when ordering at a counter. All these variations help you navigate a Japanese store like a pro.

Usage Notes

This is a neutral-to-informal phrase. Use 'kaimasu' instead of 'kau' when speaking to people you don't know well to ensure you don't sound overly blunt.

💡

Use counters

Try to learn specific counters like 'hon' or 'mai' as you progress.

Examples

6
#1 At a convenience store with a friend
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M14.828 14.828a4 4 0 01-5.656 0M9 10h.01M15 10h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>

おにぎりを二つ買うよ。

I'm buying two rice balls.

A very common casual way to announce your purchase.

#2 Asking a clerk at a boutique
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 13.255A23.931 23.931 0 0112 15c-3.183 0-6.22-.62-9-1.745M16 6V4a2 2 0 00-2-2h-4a2 2 0 00-2 2v2m4 6h.01M5 20h14a2 2 0 002-2V8a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"/></svg>

これを二つ買います。

I will buy two of these.

The polite 'masu' form is used for strangers or staff.

#3 Texting a partner about groceries
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M14.828 14.828a4 4 0 01-5.656 0M9 10h.01M15 10h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>

リンゴ、二つ買うね!

I'll buy two apples, okay!

Particles like 'o' are often dropped in quick texts.

#4 Seeing a cute mascot plushie
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M14.828 14.828a4 4 0 01-5.656 0M9 10h.01M15 10h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>

可愛すぎて、二つ買うわ。

It's too cute, I'm buying two.

The 'wa' at the end adds a bit of casual emphasis.

#5 Buying a gift for a friend and yourself
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4.318 6.318a4.5 4.5 0 000 6.364L12 20.364l7.682-7.682a4.5 4.5 0 00-6.364-6.364L12 7.636l-1.318-1.318a4.5 4.5 0 00-6.364 0z"/></svg>

お揃いで二つ買うね。

I'll buy two so we have a matching set.

Shows a nice sentiment of friendship.

#6 Talking to a shop assistant about a specific item
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 13.255A23.931 23.931 0 0112 15c-3.183 0-6.22-.62-9-1.745M16 6V4a2 2 0 00-2-2h-4a2 2 0 00-2 2v2m4 6h.01M5 20h14a2 2 0 002-2V8a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"/></svg>

そのペンを二つ買いたいです。

I want to buy two of those pens.

Uses the 'want to' form (tai) politely.

Test Yourself

Which is correct for buying two apples?

りんごを____。

✓ Correct! ✗ Not quite. Correct answer: 二つ買う

二つ is the generic counter for small objects like apples.

🎉 Score: /1

Visual Learning Aids

Formality of 'Buying Two'

Casual

Talking to friends or family.

二つ買う (Futatsu kau)

Neutral/Polite

Standard shopping with clerks.

二つ買います (Futatsu kaimasu)

Very Formal

Business or high-end service.

二点購入いたします (Niten kounyuu itashimasu)

Where to use 二つ買う

二つ買う
🏪

Convenience Store

Buying snacks for a movie.

🥐

Bakery

Grabbing breakfast for two.

🛒

Online Shopping

Adding items to a cart.

🎁

Souvenir Shop

Buying gifts for family.

Practice Bank

1 exercises
Which is correct for buying two apples? Choose A1

りんごを____。

✓ Correct! ✗ Not quite. Correct answer: 二つ買う

二つ is the generic counter for small objects like apples.

🎉 Score: /1

Frequently Asked Questions

1 questions

No, use 'futari' for people.

Related Phrases

🔗

一つ買う

similar

Buy one

🔗

二つください

builds on

Please give me two

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