Entry
コツン
kotsun
The sound of a light tap, gentle bump, or a playful bonk on a hard surface.
Meaning
Quick Meaning
A mimetic word that mimics a sharp but light sound made when hard objects gently strike one another. It is frequently used for a light tap on a door, a small pebble hitting a window, or playfully bonking someone on the head as a mild tease without causing actual pain.
- A light tap or bump of hard objects
- A playful bonk on the head
Sense Map
Light Tap / Bump
The sound of small, hard objects colliding gently.
窓ガラスに小石がコツンと当たる。
Playful Bonk on the Head
A gentle physical reprimand or tease by tapping someone's head.
頭をコツンと叩かれる。
Usage Note
How to Use
コツンと + verb
Modifies verbs of physical contact like 叩く (to tap) or ぶつかる (to bump).
コツンと音がする
Used to describe the sudden occurrence of a light tapping or clicking sound.
How to Use
Common Phrases
コツンとぶつかる
to bump lightly
コツンと叩く
to tap lightly
コツンと当たる
to lightly strike against
コツンと音がする
to make a light clinking/tapping sound
Nuance
Context Nuance
| Common Contexts | Nuance | Usage Note |
|---|---|---|
| Hitting someone's head | playful | Implies a light, affectionate tease or minor scolding, never actual violence. |
| Bumping an object | neutral | Indicates the impact was too small to cause damage or significant injury. |
Similar Words
Comparison Table
| Similar Words | When to Use | Not the Same as | Mini Example |
|---|---|---|---|
ごつん ごつん / opposite | For a heavy, forceful thud that usually causes pain, like slamming your head into a wall. | ゴツン is hard and painful; コツン is very light and harmless. | 柱に頭をゴツンとぶつける。 |
とん とん / similar | For a very gentle, soft tap with a fingertip, or placing a small item down. | とん lacks the sharp, hard resonance of コツン. | 肩をとんと叩く。 |
Usage Note
Common Mistakes
Using コツン for a major collision, like a car crash.
Use ガツン (gatsun) or ドカン (dokan) for massive, destructive impacts.
Using it to describe hitting a soft pillow.
コツン implies the objects involved are hard, like wood, glass, or a skull.
Examples
Examples
彼はふざけて私の頭をコツンと叩いた。
かれは ふざけて わたしの あたまを コツンと たたいた。
He playfully gave my head a light bonk.
Literalコツン (kotsun) here is a small, painless tap, often used playfully.
暗闇で机の角に膝をコツンとぶつけた。
くらやみで つくえの かくに ひざを コツンと ぶつけた。
I lightly bumped my knee against the corner of the desk in the dark.
LiteralIndicates a light bump that most likely did not cause a serious injury.
窓ガラスに小石がコツンと当たる音がした。
まどガラスに こいしが コツンと あたる おとが した。
There was the sound of a small pebble lightly hitting the window pane.
LiteralDescribes the sharp but quiet sound of a small hard object (pebble) hitting glass.
靴のヒールが床に当たって、コツンと鳴った。
くつの ヒールが ゆかに あたって、 コツンと なった。
The heel of the shoe struck the floor, making a light clicking sound.
LiteralFocuses on the sound of a footstep or a small impact on a hard surface (floor).
彼女は遠慮がちにドアをコツンとノックした。
かのじょは えんりょがちに ドアを コツンと ノックした。
She hesitantly gave the door a light tap.
LiteralInstead of a normal knock (konkon), this tap is very small and reflects hesitation.
Similar Words
ゴツン
gotsun
ゴツン describes the solid, dull thud of two hard objects striking each other, like bumping one's head. Gotsun implies a heavy, painful impact, opposite of the light and painless kotsun.
とん
ton
とん (ton) represents a single, light tapping, knocking, or gentle bumping sound. Ton is a much softer tap, without the sharp resonance of hard objects.
Questions
What is the difference between kotsun and gotsun?
Kotsun is a light, painless tap. Gotsun is a heavy, painful thud.
Can I use kotsun for knocking on a door?
Yes, but it implies a very small, hesitant, or singular tap. Standard knocking is usually konkon.
Does a kotsun on the head hurt?
No, it is meant to be a playful or affectionate gesture, like a light knuckle tap.
Source Details
- Entry ID
- 2866104
- Source
- JMdict_english
- Revision
- -
- Review notes
- No special notes
- Active language
- English
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