Use 'ko' as your default counter when you are unsure of the specific counter for a small, tangible object.
Word in 30 Seconds
- General counter for small, distinct objects.
- Essential for daily shopping and counting items.
- Used for both physical objects and abstract concepts.
概要：「個」は日本語の助数詞の中で最も汎用性が高く、特定の形や種類がはっきりしない小さなものや、まとまりのある事物を数える際に使われます。英語の「piece」や「item」に近い役割を果たします。
- 1使用パターン：数字＋「個」の形で用いられます。ただし、数字の読み方に注意が必要です。特に1個（いっこ）、6個（ろっこ）、8個（はっこ）、10個（じゅっこ）は促音便になるため、学習初期に覚えるべき重要なポイントです。
- 1一般的な文脈：日常生活のあらゆる場面で使われます。スーパーで買い物をする際の「リンゴを2個ください」、仕事で「問題が3個ある」といった具合に、物理的な物だけでなく、抽象的な概念を数える際にも自然に使われます。
- 1類似語との比較：「つ」という助数詞は、「個」よりもさらに広範囲で、形のないものや概念的なものを含めて万能に使えます。「個」は、より「一つ一つの独立した塊」という意識が強い場合に選ばれます。例えば「卵を3個」と言うと、卵という個体が3つあることが強調されますが、「3つ」と言うと単に数に焦点が当たります。
Examples
みかんを2個食べました。
everydayI ate two mandarin oranges.
この箱には部品が5個入っています。
formalThere are five parts in this box.
いいアイデアが1個浮かんだよ。
informalI came up with one good idea.
サンプルを10個抽出する。
academicExtract 10 samples.
Common Collocations
Common Phrases
1個ずつ
one by one
数個の
several
個数制限
item limit
Often Confused With
This is a native Japanese counter that is more versatile than 'ko'. It can be used for almost anything, but it sounds less specific or formal than 'ko'.
Used for long, cylindrical objects like pens or bottles. 'Ko' is for general small items that are not long or thin.
Grammar Patterns
How to Use It
Usage Notes
The counter 'ko' is neutral and widely applicable. It is safe to use in almost any situation involving small objects. When in doubt, 'ko' is usually the best choice if you cannot remember the specific counter.
Common Mistakes
Beginners often forget the irregular pronunciations for 1, 6, 8, and 10. Also, avoid using 'ko' for large items like cars or houses, as they have their own specific counters. Finally, never use 'ko' for people.
Tips
Master the irregular pronunciations early
Focus on 1, 6, 8, and 10, as these have irregular 'small tsu' sounds. Practicing these aloud will help you sound much more natural.
Don't use for people or animals
Never use 'ko' for living creatures. Use 'nin' for people and 'hiki' or 'tou' for animals.
The versatility of counters
Japanese uses specific counters for almost everything. 'Ko' is your safety net, but learning category-specific counters will make you sound advanced.
Word Origin
The character '個' originally meant an individual or a single unit. It was adopted into Japanese to categorize objects that function as independent units.
Cultural Context
Japanese counters reflect the cultural importance of classifying objects by their shape and function. Using the correct counter is seen as a sign of linguistic proficiency and attention to detail.
Memory Tip
Think of 'ko' as a 'core' or 'container' for an object. If you can hold it in your hand or treat it as a distinct unit, it's likely a 'ko'.
Frequently Asked Questions
4 questions「つ」は万能で何にでも使えますが、「個」はより物理的な塊を意識する場合に使います。迷ったら「つ」を使うのが無難ですが、数詞として正確に表現したい場合は「個」が好まれます。
基本的には小さなものに使いますが、家具や機械など、ある程度の大きさがあっても「個別のユニット」として認識されるものには使われることがあります。ただし、車や家などには専用の助数詞（台、軒など）を使うのが一般的です。
いいえ、数字と組み合わさる際に「いっこ」「ろっこ」「はっこ」「じゅっこ」のように促音（っ）が入る点に注意してください。これらは発音のしやすさから変化したものです。
はい、「意見を3個出す」「アイデアが1個ある」のように、数えられる単位として捉えられる抽象的な事象にも使えます。
Test Yourself
スーパーでリンゴを3___買いました。
リンゴのような果物は「個」で数えます。
Score: /1
Summary
Use 'ko' as your default counter when you are unsure of the specific counter for a small, tangible object.
- General counter for small, distinct objects.
- Essential for daily shopping and counting items.
- Used for both physical objects and abstract concepts.
Master the irregular pronunciations early
Focus on 1, 6, 8, and 10, as these have irregular 'small tsu' sounds. Practicing these aloud will help you sound much more natural.
Don't use for people or animals
Never use 'ko' for living creatures. Use 'nin' for people and 'hiki' or 'tou' for animals.
The versatility of counters
Japanese uses specific counters for almost everything. 'Ko' is your safety net, but learning category-specific counters will make you sound advanced.
Examples
4 of 4みかんを2個食べました。
I ate two mandarin oranges.
この箱には部品が5個入っています。
There are five parts in this box.
いいアイデアが1個浮かんだよ。
I came up with one good idea.
サンプルを10個抽出する。
Extract 10 samples.
Related Content
This Word in Other Languages
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.
