Yattsu is the native Japanese word for the number eight when counting items.
Word in 30 Seconds
- Used to count eight items in Japanese.
- Part of the native Japanese numbering system.
- Used for physical objects and general counting.
使用パターン
「八つ」は主に、形のある物体を数えるときに使われます。助数詞を使わずに数を表現できるため、非常に汎用性が高いです。また、「八つ」は1から10までの固有数詞シリーズ（ひとつ、ふたつ、みっつ…）の一部です。
一般的な文脈
お皿の上のりんご、カレンダーの日付（8日）、年齢（8歳）、あるいは抽象的な数え方など、日常生活のあらゆる場面で登場します。特に、小さな子供が数を覚える際や、個数を明示的に伝えたいときに頻繁に使われます。
類似語との比較
「八つ」は和語（やまとことば）ですが、漢語の「八（はち）」とは役割が異なります。「八」は数字そのものや、助数詞（八個、八人など）と組み合わせて使われるのに対し、「八つ」は単体で個数を表す名詞として機能します。例えば、「りんごを八つください」とは言いますが、「りんごを八ください」とは言いません。この違いを理解することが、日本語の数詞をマスターする鍵です。
Examples
りんごを八つ買いました。
everydayI bought eight apples.
この箱には八つ入っています。
formalThere are eight inside this box.
あと八つで終わるよ。
informalI'll be done in eight more.
八つの項目を確認する。
academicConfirming eight items.
Common Collocations
Common Phrases
八つ当たり
Taking one's anger out on someone
Often Confused With
Hachi is the Sino-Japanese reading used for math and combined with counter words. Yattsu is used alone to count items.
Grammar Patterns
How to Use It
Usage Notes
Yattsu is neutral and widely used in daily conversation. It does not require a counter suffix like 'ko' or 'mai'. Avoid using it for dates or time, as those have specific irregular readings.
Common Mistakes
Learners often try to add a counter like 'ko' after 'yattsu' (e.g., 'yattsu-ko'), which is redundant and incorrect. Just use 'yattsu' alone. Also, do not confuse it with 'hachi' when counting items.
Tips
Use for general counting
When you are unsure of the specific counter word, 'yattsu' is a safe and natural choice for counting small physical objects.
Date vs Count
Remember that 'yattsu' is for counting quantity, not for calendar dates. Use 'youka' for the 8th of the month.
The importance of native numbers
Native Japanese numbers (Hitotsu, Futatsu...) reflect the traditional way of counting objects in ancient Japan. They are still deeply embedded in the language.
Word Origin
The word stems from the Old Japanese 'yatsu', which is part of the traditional Japanese counting system (hitotsu to to).
Cultural Context
The native Japanese counting system is part of basic primary education. Mastering it is essential for sounding natural in everyday Japanese scenarios.
Memory Tip
Think of 'Yattsu' as 'Ya-tsu' (eight-things). It sounds like a rhythmic way to count eight objects.
Frequently Asked Questions
4 questions「八つ」は和語の数え方で、対象を問わず幅広く使えます。「八個」は「個」という助数詞を使っており、特定の形のある物を数えるという限定的な意味が強くなります。
いいえ、「八日」は「ようか」と読みます。日付の場合は特殊な読み方をするため注意が必要です。
はい、8歳を「やっつ」と呼ぶこともありますが、日常会話では「8歳（はっさい）」と言う方が一般的です。
いいえ、この固有数詞は「とお（10）」までです。それ以上の数は漢数字を使います。
Test Yourself
テーブルの上にりんごが___あります。
「りんご」という個数を数える対象には「八つ」が適切です。
Score: /1
Summary
Yattsu is the native Japanese word for the number eight when counting items.
- Used to count eight items in Japanese.
- Part of the native Japanese numbering system.
- Used for physical objects and general counting.
Use for general counting
When you are unsure of the specific counter word, 'yattsu' is a safe and natural choice for counting small physical objects.
Date vs Count
Remember that 'yattsu' is for counting quantity, not for calendar dates. Use 'youka' for the 8th of the month.
The importance of native numbers
Native Japanese numbers (Hitotsu, Futatsu...) reflect the traditional way of counting objects in ancient Japan. They are still deeply embedded in the language.
Examples
4 of 4りんごを八つ買いました。
I bought eight apples.
この箱には八つ入っています。
There are eight inside this box.
あと八つで終わるよ。
I'll be done in eight more.
八つの項目を確認する。
Confirming eight items.
Related Content
Related Vocabulary
More general words
能力
A1Nouryoku refers to the mental or physical power, skill, or capacity required to perform a specific task or function. It can describe both innate talent and skills acquired through learning and practice.
異常
A1A word used to describe something that deviates from the normal state, standard, or expected pattern. It often implies a problem, malfunction, or an extraordinary occurrence that requires attention or investigation.
～について
A2About, concerning; indicates topic.
〜について
B1About, concerning; on the subject of.
～ぐらい
A2about, approximately
ぐらい
A2About; approximately; to the extent of.
ごろ
A2About, approximately (time).
うえ
A2At a higher position than.
絶対
B1Absolutely; definitely; never.
絶対に
B1Absolutely; definitely.
