Japanese for Beginners: Say 'I Need to Buy' for Milk, Eggs, Bread, Fruits, and Vegetables
Learn Japanese shopping vocabulary for milk, eggs, bread, fruits, and vegetables, and practice saying 'I need to buy ___' with the pattern 〜を買わなければなりません.

In this lesson, you will learn how to talk about shopping for basic foods in Japanese. You will learn words for milk, eggs, bread, fruits, and vegetables, and you will practice saying 'I need to buy ___' using the pattern 〜を買わなければなりません (〜 o kawanakereba narimasen). This is useful when making a shopping list or telling someone what you need to buy. Unlike simply naming foods, this lesson focuses on expressing necessity in a shopping context. By the end, you will be able to say what you need to buy at the store.
By the end, you can…
- name milk, eggs, bread, fruits, and vegetables in Japanese.
- say 'I need to buy ___' using 〜を買わなければなりません.
- ask and answer simple questions about shopping needs.
Listen once. Try it slowly. Then say it without looking.
Checking available voices…
牛乳を買わなければなりません。
I need to buy milk.
Gyūnyū o kawanakereba narimasen.
Use this when you need to buy milk. 牛乳 (gyūnyū) means milk.
卵を買わなければなりません。
I need to buy eggs.
Tamago o kawanakereba narimasen.
Use this when you need to buy eggs. 卵 (tamago) means eggs.
パンを買わなければなりません。
I need to buy bread.
Pan o kawanakereba narimasen.
Use this when you need to buy bread. パン (pan) means bread.
果物を買わなければなりません。
I need to buy fruits.
Kudamono o kawanakereba narimasen.
Use this when you need to buy fruits. 果物 (kudamono) means fruits.
野菜を買わなければなりません。
I need to buy vegetables.
Yasai o kawanakereba narimasen.
Use this when you need to buy vegetables. 野菜 (yasai) means vegetables.
Pronunciation guides are approximate. Slow playback keeps the original pitch.
Make it make sense
Useful pattern
The pattern 〜を買わなければなりません (〜 o kawanakereba narimasen) means 'I need to buy ___'. Put the item you need to buy before を (o). For example, 牛乳を買わなければなりません (gyūnyū o kawanakereba narimasen) means 'I need to buy milk'. You can replace 牛乳 with any food word: 卵 (tamago), パン (pan), 果物 (kudamono), 野菜 (yasai). This pattern expresses necessity or obligation. It is a bit long, but very useful for shopping lists.
When to use it
Use this pattern when you want to say you need to buy something, for example when making a shopping list or telling someone your plans. It is appropriate in both casual and polite conversations, though it is more formal than simply saying 〜を買います (〜 o kaimasu, 'I will buy ___'). If you want to be more casual, you can say 〜を買わなきゃ (〜 o kawanakya), but that is less polite. For beginners, 〜を買わなければなりません is safe and clear.
Listen to each line, then take one part and reply out loud.
今日、何を買わなければなりませんか。
What do you need to buy today?Kyō, nani o kawanakereba narimasen ka.牛乳と卵を買わなければなりません。
I need to buy milk and eggs.Gyūnyū to tamago o kawanakereba narimasen.パンも買わなければなりませんか。
Do you need to buy bread too?Pan mo kawanakereba narimasen ka.いいえ、パンも買わなければなりませんが、果物と野菜も買わなければなりません。
No, I need to buy bread, but I also need to buy fruits and vegetables.Iie, pan mo kawanakereba narimasen ga, kudamono to yasai mo kawanakereba narimasen.A little context goes a long way
In Japanese, the verb 買う (kau) means 'to buy'. The pattern 〜を買わなければなりません is often used in formal situations or when writing lists. In casual conversation, people might use 〜を買わなきゃ (〜 o kawanakya) or 〜を買わないと (〜 o kawanai to). However, as a beginner, using the full form is perfectly fine and shows you are making an effort to speak politely. When shopping in Japan, you might also hear 〜を買ってきます (〜 o katte kimasu), meaning 'I'll go buy ___'.
One thing to watch for
Using 〜を買います (〜 o kaimasu) to mean 'I need to buy'.
Try this instead: 〜を買います means 'I will buy' or 'I buy', not 'I need to buy'. To express necessity, use 〜を買わなければなりません. For example, 牛乳を買います means 'I will buy milk', while 牛乳を買わなければなりません means 'I need to buy milk'.
Your turn
Try answering out loud before checking a possible answer.
1How do you say 'I need to buy vegetables' in Japanese?
Show a sample answer
野菜を買わなければなりません。
野菜 (yasai) means vegetables, and を買わなければなりません expresses need to buy. Alternative: 野菜を買わなきゃ (casual).
2What does 卵を買わなければなりません mean?
Show a sample answer
I need to buy eggs.
卵 (tamago) means eggs, and the pattern means 'need to buy'. Alternative: 'I have to buy eggs' is also correct.
3Translate to Japanese: 'I need to buy milk and bread.'
Show a sample answer
牛乳とパンを買わなければなりません。
Use と (to) to connect nouns. 牛乳 (gyūnyū) is milk, パン (pan) is bread. Alternative: 牛乳とパンを買わなきゃ (casual).
Use 〜を買わなければなりません to say 'I need to buy ___'. Practice with milk (牛乳), eggs (卵), bread (パン), fruits (果物), and vegetables (野菜).
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