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無関心な

B1 adjective #3,000 most common 9 min read

無関心な

mukanshin na Top 3,000

Practice it Examples Notes & Tips 無関心な in 30 Seconds

Explanation 無関心な in your Level:

At the A1 level, you usually learn words for 'like' (suki) and 'dislike' (kirai). 'Mukanshin' is a bit advanced for this level, but you can think of it as 'not having a heart for something.' While an A1 student might say 'I don't know' or 'I don't like,' 'mukanshin' is for when you don't even have a feeling about it. It is like a 'zero' on a scale of 1 to 10. You might see this word in very simple sentences about people who don't care about sports or hobbies. Just remember it is a 'na-adjective,' so you say 'mukanshin desu.'

At the A2 level, you start to describe people's personalities and attitudes. 'Mukanshin' is a useful word to describe someone who is very quiet or doesn't join in activities. You might use it to say 'He is indifferent to music' (Kare wa ongaku ni mukanshin desu). At this level, focus on the particle 'ni' which points to the thing you don't care about. It is a step up from 'kyoumi ga nai' (no interest) and sounds a bit more like a formal description of a person. You might also hear it in simple news clips about why people don't vote.

At the B1 level, you are expected to discuss social issues and express opinions. 'Mukanshin' is a key vocabulary word for this. You will use it to talk about 'political apathy' (seiji e no mukanshin) or 'environmental indifference'. It is important to distinguish 'mukanshin' from 'mutonchaku' (not caring about details/looks). As a B1 learner, you should be able to use 'mukanshin' to explain why a social problem is not being solved—because people are indifferent. You can also use it to describe a character in a story who is detached from their surroundings.

At the B2 level, you should understand the nuance of 'mukanshin' in formal and literary contexts. You will see it in editorials and essays discussing the 'coldness' of modern society. You should be comfortable using adverbs like 'mattaku' (completely) or 'kyokutan ni' (extremely) to modify it. You will also learn collocations like 'mukanshin o yosoou' (to pretend to be indifferent). At this level, you can contrast 'mukanshin' with more emotional words like 'reitan' (cold) to describe complex human relationships in business or literature.

At the C1 level, you use 'mukanshin' to analyze deep psychological states or complex sociological phenomena. You might discuss the 'bystander effect' and how 'mukanshin' functions as a protective layer for the ego in high-stress environments. You will recognize the word in classical modern literature (like Soseki or Akutagawa) where characters struggle with existential apathy. You should be able to use the word in academic writing to describe a lack of correlation or concern in data sets or social groups, and understand its philosophical implications regarding 'nothingness' and 'connection'.

At the C2 level, 'mukanshin' is a tool for nuanced social critique and philosophical inquiry. You can discuss the etymological roots of 'shin' (heart/mind) and how 'mukanshin' represents a specific type of 'spiritual void' in postmodern Japanese thought. You will be able to distinguish between 'mukanshin' as a personal failing and 'mukanshin' as a systemic result of information overload. In high-level debate, you might use it to describe the 'planned indifference' of corporations or governments toward marginalized groups, using the word with absolute precision in tone and register.

Practice it Examples Notes & Tips

無関心な in 30 Seconds

A Na-adjective meaning indifferent or apathetic toward something.
Commonly used to describe lack of interest in social or political issues.
Requires the particle 'ni' to indicate the object of indifference.
Carries a slightly negative nuance of lacking empathy or concern.

The Japanese word 無関心な (mukanshin-na) is a powerful Na-adjective used to describe a state of total indifference, apathy, or lack of concern. It is composed of three distinct kanji characters: 無 (mu) meaning 'nothing' or 'without', 関 (kan) meaning 'connection' or 'relation', and 心 (shin) meaning 'heart' or 'mind'. When combined, they literally translate to 'without heart-connection,' which perfectly encapsulates the feeling of being completely detached from a subject or situation.

Core Concept: The term describes a psychological state where an individual feels no emotional or intellectual pull toward something. It is more clinical and structural than simply saying 'I don't like it.' It implies the absence of any reaction whatsoever.
Social Context: In Japanese society, this word is frequently used to discuss social issues, such as political apathy (seiji-teki mukanshin) or the indifference of neighbors in urban environments. It carries a slightly negative nuance, suggesting a lack of empathy or civic responsibility.
Grammatical Function: As a Na-adjective, it requires 'na' when preceding a noun (e.g., mukanshin-na hito) and 'ni' when used as an adverbial phrase (e.g., mukanshin ni furumau - to behave indifferently).

現代の若者は政治に無関心な傾向があると言われている。
(Gendai no wakamono wa seiji ni mukanshin-na keikou ga aru to iwarete iru.)
It is said that modern youth have a tendency to be indifferent to politics.

Understanding the depth of this word requires looking at its synonyms. While 'kyoumi ga nai' (no interest) is common in daily conversation, 'mukanshin' is more formal and descriptive of a character trait or a systemic social state. It is the opposite of 'yuukanshin' (interested/concerned), though that antonym is used much less frequently than 'kanshin ga aru'.

彼は他人の苦しみに対して驚くほど無関心な態度をとった。
(Kare wa tanin no kurushimi ni taishite odoroku hodo mukanshin-na taido o totta.)
He took a surprisingly indifferent attitude toward the suffering of others.

In a psychological context, 'mukanshin' can describe a defense mechanism where a person detaches themselves from reality to avoid pain. It is also a key term in sociological studies regarding 'apathy' in modern urban life, where people become 'mukanshin' to their surroundings due to overstimulation.

環境問題に無関心なままでいることは、もはや許されない。
(Kankyou mondai ni mukanshin-na mama de iru koto wa, mohaya yurusarenai.)
Remaining indifferent to environmental issues is no longer acceptable.

Nuance Comparison: Mukanshin: No emotional connection (Apathy).
Reitan: Cold or icy indifference (Lack of warmth).
Mushinkei: Insensitive or thick-skinned (Lack of delicacy).

親の無関心な教育方針が子供の成長に悪影響を与えた。
(Oya no mukanshin-na kyouiku houshin ga kodomo no seichou ni akueikyou o ataeta.)
The parents' indifferent educational policy had a negative impact on the child's growth.

Using 無関心な (mukanshin-na) correctly involves understanding its role as a Na-adjective and the specific particles it typically pairs with. Because it describes a state of 'being without interest,' it almost always requires a target—the thing toward which the person is indifferent. This target is marked by the particle に (ni).

Basic Sentence Structure: [Person] は [Target] に無関心だ。
(Person is indifferent to Target.)
Example: 彼は流行に無関心だ。 (He is indifferent to trends.)
Modifying Nouns: 無関心な + [Noun]
Example: 無関心な聴衆 (An indifferent audience). This emphasizes the quality of the noun itself.

彼女はファッションに全く無関心なわけではない。
(Kanojo wa fasshon ni mattaku mukanshin-na wake de wa nai.)
It's not that she's completely indifferent to fashion.

The word is often used with adverbs of degree to emphasize the level of apathy. Common adverbs include 全く (mattaku - completely), 驚くほど (odoroku hodo - surprisingly), and 極めて (kiyamete - extremely). These add weight to the description, often appearing in social critiques or psychological evaluations.

世間に対して無関心な振る舞いをするのは、彼の照れ隠しかもしれない。
(Seken ni taishite mukanshin-na furumai o suru no wa, kare no terekakushi kamoshirenai.)
Behaving indifferently toward society might be his way of hiding his shyness.

In formal writing, such as news articles or academic papers, you will see 'mukanshin' used to describe demographic trends. It is a standard term in sociology to describe 'political apathy' (seiji-teki mukanshin) or 'social apathy' (shakai-teki mukanshin).

Common Collocations: - 無関心を装う (mukanshin o yosoou): To pretend to be indifferent.
- 無関心に陥る (mukanshin ni ochiiru): To fall into a state of indifference.
- 無関心を決め込む (mukanshin o kimekomu): To persist in being indifferent.

彼は彼女の誘いに対して、わざと無関心なふりをした。
(Kare wa kanojo no sasoi ni taishite, waza to mukanshin-na furi o shita.)
He intentionally pretended to be indifferent to her invitation.

Finally, consider the negative form. To say someone is 'not indifferent' (i.e., they are interested), you can say 'mukanshin de wa nai' or 'mukanshin ja nai' in casual speech. However, it is more natural to use 'kanshin ga aru' (to have interest) or 'kyoumi ga aru' to express positive interest.

You will encounter 無関心な (mukanshin-na) in a variety of settings, ranging from serious news broadcasts to interpersonal drama in anime or literature. It is a word that bridges the gap between everyday life and academic discourse. Understanding where it appears helps in grasping its specific 'weight'.

News and Media: News anchors often use this word when discussing voter turnout (touhyouritsu). They might say 'Wakamono no seiji e no mukanshin ga mondai ni natte imasu' (The youth's indifference toward politics is becoming a problem). It is the standard term for civic apathy.
Literature and Drama: In novels, an author might describe a protagonist as 'mukanshin' to highlight their isolation or depression. It characterizes a person who has given up on the world. In anime, the 'cool, indifferent' character (kuudere) is often described as having a 'mukanshin-na' attitude toward others' feelings.

「君は本当に自分の将来に無関心なんだね」と先生は嘆いた。
('Kimi wa hontou ni jibun no shourai ni mukanshin nan da ne' to sensei wa nageita.)
'You really are indifferent to your own future,' the teacher lamented.

In the workplace, a manager might use this word during a performance review to describe an employee's lack of engagement. 'Shigoto ni mukanshin' (indifferent to work) is a serious criticism, implying the employee is just going through the motions without any passion or care for the results.

都会の無関心な人混みの中で、彼は孤独を感じた。
(Tokai no mukanshin-na hitogomi no naka de, kare wa kodoku o kanjita.)
He felt lonely amidst the indifferent crowds of the city.

In psychological therapy or self-help books, you will find discussions on 'kyou-mukanshin' (shared indifference) in families, where members stop communicating or caring about each other's lives. This highlights the word's ability to describe a breakdown in human connection.

Internet Slang/Nuance: While not slang itself, 'mukanshin' is often contrasted with 'kanshin' (interest) in fan communities. Fans might say 'Mukanshin yori wa kirai no hou ga mada mashi' (Hate is better than indifference), reflecting the idea that indifference is the ultimate form of rejection.

彼は周囲の評価に無関心なふりをしているが、実は気にしている。
(Kare wa shuui no hyouka ni mukanshin-na furi o shite iru ga, jitsu wa ki ni shite iru.)
He pretends to be indifferent to the opinions of those around him, but in fact, he cares.

Learning 無関心な (mukanshin-na) can be tricky because its English equivalents like 'indifferent' or 'uninterested' have nuances that don't always map 1:1 to Japanese. Here are the most common pitfalls learners encounter.

1. Confusing with 'Kyoumi ga nai': 'Kyoumi ga nai' is simple lack of interest (e.g., 'I'm not interested in golf'). 'Mukanshin' is more profound—it implies a lack of concern or connection. Using 'mukanshin' for a trivial hobby can sound overly dramatic or clinical.
2. Confusing with 'Fukanshin' (不関心): While 'fu' (不) and 'mu' (無) both negate, 'fukanshin' is extremely rare and often considered a mistake for 'mukanshin'. However, 'fukanshin' (不感心) with a different 'kan' character means 'discreditable' or 'unadmirable'. Be careful with kanji!

❌ 彼は食べ物に不関心だ。
✅ 彼は食べ物に無関心だ。
Correction: Use 'mu' for indifference.

Another error is using 'mukanshin' when you mean 'disinterested' in the sense of 'impartial' or 'unbiased'. In English, 'disinterested' can mean 'neutral'. In Japanese, 'mukanshin' never means neutral or unbiased; it only means 'doesn't care'. For 'unbiased', use 公平な (kouhei-na) or 客観的な (kyakkanteki-na).

❌ 審判は無関心な立場で判断すべきだ。
✅ 審判は公平な立場で判断すべきだ。
Correction: A referee should be 'fair' (kouhei), not 'indifferent'.

4. Misusing the Particle: Always use 'ni' to mark the object of indifference. Using 'o' (object marker) is a common mistake because 'mukanshin' is an adjective, not a verb. You cannot 'mukanshin' something; you are 'mukanshin' *to* something.

❌ 彼は政治を無関心だ。
✅ 彼は政治に無関心だ。
Correction: Use 'ni' to target the subject of indifference.

Finally, remember that 'mukanshin' is a Na-adjective. Learners often forget the 'na' when modifying a noun or the 'da/desu' when ending a sentence. 'Kare wa mukanshin' is acceptable in casual speech, but 'Kare wa mukanshin desu' is proper.

To truly master 無関心な (mukanshin-na), you must understand how it sits within a cluster of related Japanese terms. Depending on the level of formality and the specific type of 'not caring' you want to express, you might choose a different word.

興味がない (Kyoumi ga nai): The most common way to say 'not interested'. Use this for hobbies, movies, or food. It is less 'heavy' than mukanshin.
Example: サッカーには興味がない。 (I'm not interested in soccer.)
冷淡な (Reitan-na): This means 'cold' or 'callous'. While mukanshin is a lack of interest, reitan is a lack of warmth or kindness. It implies a negative personality trait.
Example: 彼は部下に対して冷淡だ。 (He is cold toward his subordinates.)
無頓着な (Mutonchaku-na): This means 'indifferent' specifically in the sense of 'not being meticulous' or 'not caring about details/appearance'. Use this for someone who doesn't care about their clothes or what others think.
Example: 彼は身なりに無頓着だ。 (He is indifferent to his appearance.)

政治への無関心と、単なる知識不足は別物だ。
(Seiji e no mukanshin to, tannaru chishiki busoku wa betsumono da.)
Indifference to politics and a simple lack of knowledge are two different things.

For more formal or literary contexts, you might use 冷淡 (reitan) or 無感動 (mukandou). 'Mukandou' specifically refers to a lack of emotional response or being 'unmoved' by something beautiful or tragic.

疎い (Utoi): This means 'out of touch' or 'poorly informed'. If someone is indifferent to trends because they just don't know about them, 'utoi' is better.
Example: 私は流行に疎い。 (I am out of touch with trends.)

世の中には、他人の不幸を無関心な目で見つめる者もいる。
(Yononaka ni wa, tanin no fukou o mukanshin-na me de mitsumeru mono mo iru.)
In this world, there are those who look at the misfortunes of others with indifferent eyes.

How Formal Is It?

Fun Fact

The character 'shin' (心) originally depicted a physical heart. So 'mukanshin' implies that your heart is literally not connected to the topic at hand.

Pronunciation Guide

UK /mu.kan.ɕin.na/

US /mu.kɑn.ʃin.nɑ/

Japanese is pitch-accented. In 'mukanshin', the pitch usually starts low on 'mu', rises on 'ka', and stays high through 'n-shi-n'.

Rhymes With

anshin (relief) kanshin (interest/admiration) senshin (concentration) zenshin (whole body) tenshin (change of heart) denshin (telegraph) hanshin (half body) ranshin (insanity)

Common Errors

Pronouncing 'mu' like 'mew' (it should be 'moo').
Missing the moraic 'n' sound in 'kan' and 'shin'.
Forgetting to pronounce the 'na' when it's an adjective.
Stress-accenting one syllable like English (Japanese uses pitch).
Confusing the pitch with 'kanshin' (admiration), which has a different pattern.

Difficulty Rating

Reading 3/5

The kanji are common but the compound requires intermediate knowledge.

Writing 4/5

Writing '関' and '無' correctly takes practice for beginners.

Speaking 2/5

Pronunciation is straightforward once you know the pitch.

Listening 3/5

Easily confused with 'kanshin' (interest) if the 'mu' is missed.

What to Learn Next

Prerequisites

心 (heart) 無い (none) 関係 (relation) 興味 (interest) 好き (like)

Learn Next

冷淡 (cold) 無頓着 (indifferent to detail) 疎い (out of touch) 客観的 (objective) 傍観者 (bystander)

Advanced

虚無主義 (nihilism) 実存主義 (existentialism) 希薄化 (thinning/weakening of bonds) 乖離 (estrangement/divergence)

Grammar to Know

Na-Adjective Modification

無関心な人 (Mukanshin-na hito)

Adverbial 'ni'

無関心に振る舞う (Mukanshin ni furumau)

Target Marker 'ni'

政治に無関心だ (Seiji ni mukanshin da)

Noun usage

無関心が問題だ (Mukanshin ga mondai da)

Degree Adverbs

非常に無関心だ (Hijou ni mukanshin da)

Examples by Level

彼はスポーツに無関心です。

He is indifferent to sports.

Uses 'ni' to mark the subject of indifference.

私はテレビに無関心だ。

I am indifferent to TV.

Simple 'Subject wa Target ni Adjective' structure.

彼女は食べ物に無関心な人です。

She is a person who is indifferent to food.

Uses 'na' to modify the noun 'hito'.

テストの結果に無関心ですか？

Are you indifferent to the test results?

Question form using 'ka'.

あの人はいつも無関心な顔をしている。

That person always has an indifferent face.

Modifying 'kao' (face) with 'na'.

ゲームに無関心な子供もいます。

There are also children who are indifferent to games.

Relative clause: [Game ni mukanshin na] kodomo.

彼は流行に全く無関心だ。

He is completely indifferent to trends.

Uses 'mattaku' (completely) for emphasis.

無関心な態度はよくないです。

An indifferent attitude is not good.

Subject of the sentence is 'mukanshin na taido'.

彼は他人の意見に無関心なところがある。

He has a side that is indifferent to others' opinions.

Uses 'tokoro ga aru' to describe a personality trait.

彼女は自分の健康に無関心すぎて、心配だ。

She is too indifferent to her own health, so I'm worried.

Uses '~sugite' (too much) with the stem.

政治に無関心な若者が増えています。

The number of young people indifferent to politics is increasing.

Standard phrase for social trends.

彼は周りの騒音に無関心に本を読んでいた。

He was reading a book, indifferent to the surrounding noise.

Adverbial use: 'mukanshin ni' + verb.

昔の友達に無関心になるのは悲しい。

It is sad to become indifferent to old friends.

Uses 'ni naru' to show a change in state.

彼は金銭に無関心なふりをしている。

He is pretending to be indifferent to money.

Uses 'furi o shite iru' (pretending).

親が無関心だと、子供は寂しくなる。

If parents are indifferent, children get lonely.

Conditional 'to' (if/when).

彼は自分のミスに驚くほど無関心だった。

He was surprisingly indifferent to his own mistake.

Uses 'odoroku hodo' (surprisingly) as an adverb.

社会問題に対して無関心なままでいてはいけない。

We must not remain indifferent to social issues.

Uses 'mama de' (remaining in a state).

彼は何に対しても無関心な態度を崩さない。

He maintains an indifferent attitude toward everything.

Idiom 'taido o kuzusanai' (maintain an attitude).

近所の人に無関心な都会の生活に慣れてしまった。

I've gotten used to city life where people are indifferent to their neighbors.

Modifying 'tokai no seikatsu' (city life).

彼の無関心な一言が、彼女を深く傷つけた。

His indifferent remark deeply hurt her.

Modifying 'hitokoto' (a single word/remark).

環境保護に無関心な企業は、今後生き残れないだろう。

Companies indifferent to environmental protection probably won't survive in the future.

Speculative 'darou'.

彼は世間の評判には全く無関心な様子だ。

He seems completely indifferent to public reputation.

Uses 'yousu da' (appears/seems).

無関心を装うことで、自分を守っているのかもしれない。

He might be protecting himself by pretending to be indifferent.

Uses 'koto de' (by doing...).

教育に無関心な親が増えることを危惧している。

I am concerned about the increasing number of parents indifferent to education.

Uses 'kigu shite iru' (to be concerned/apprehensive).

政治的無関心が、民主主義の危機を招いている。

Political apathy is leading to a crisis of democracy.

Abstract noun phrase 'seiji-teki mukanshin'.

彼は周囲の期待に対して、冷淡なほどに無関心だった。

He was indifferent to the point of being cold toward the expectations of those around him.

Uses 'hodo ni' to show degree.

現代社会における無関心な人間関係の希薄さが指摘されている。

The thinness of indifferent human relationships in modern society is being pointed out.

Formal passive 'shiteki sarete iru'.

彼女は自分の才能に無関心なわけではなく、ただ謙虚なだけだ。

It's not that she's indifferent to her own talent; she's just humble.

Double negative 'wake de wa naku'.

事件の目撃者たちは、驚くほど無関心な態度で通り過ぎた。

The witnesses of the incident passed by with a surprisingly indifferent attitude.

Emphasis on the noun 'taido'.

無関心な大衆を動かすには、強いメッセージが必要だ。

To move an indifferent public, a strong message is necessary.

Targeting 'taishuu' (the masses).

彼は金銭的な成功には無関心で、ただ研究に没頭している。

He is indifferent to financial success and is just immersed in his research.

Conjunctive form 'mukanshin de'.

愛の反対は憎しみではなく、無関心であるという言葉がある。

There is a saying that the opposite of love is not hate, but indifference.

Quotative 'to iu kotoba ga aru'.

官僚たちの無関心な対応が、被災者の怒りを買った。

The indifferent response of the bureaucrats incurred the anger of the disaster victims.

Idiom 'ikari o kau' (to incur anger).

彼は実存的な虚無感から、あらゆる事象に無関心になった。

Due to an existential sense of emptiness, he became indifferent to all phenomena.

Philosophical context: 'jitsuzon-teki' (existential).

グローバル化の影で、他国の貧困に無関心な層が固定化している。

In the shadow of globalization, a class of people indifferent to poverty in other countries is becoming entrenched.

Sociological term 'sou' (social layer/class).

彼の無関心な眼差しには、一切の感情が読み取れなかった。

Not a single emotion could be read from his indifferent gaze.

Modifying 'manazashi' (gaze/look).

科学技術の進歩に無関心なままでいることは、現代人にとってリスクである。

Remaining indifferent to the progress of science and technology is a risk for modern people.

Noun phrase as a subject.

経営陣の無関心な管理体制が、組織の腐敗を招いた。

The indifferent management system of the executives led to the corruption of the organization.

Causal relationship: 'A ga B o maneita'.

彼は世俗的な欲望に無関心な、ストイックな生活を送っている。

He leads a stoic life, indifferent to worldly desires.

Modifying 'sezoku-teki' (worldly/secular).

芸術に対して無関心な社会は、精神的に貧しいと言わざるを得ない。

One cannot help but say that a society indifferent to art is spiritually poor.

Grammar 'to iwazaru o enai' (cannot help but say).

情報の氾濫が、皮肉にも人々の真実に対する無関心を助長している。

Ironically, the flood of information is promoting people's indifference toward the truth.

Complex causal structure with 'jouhou no hanran'.

彼の無関心は、単なる欠如ではなく、能動的な拒絶の結果であった。

His indifference was not a mere absence, but the result of an active rejection.

Philosophical distinction: 'noudou-teki kyozetsu'.

ポストモダン文学において、無関心な語り手はしばしば虚無を象徴する。

In postmodern literature, an indifferent narrator often symbolizes nothingness.

Literary analysis context.

他者の苦悩に対する絶対的な無関心こそが、悪の根源であると彼は論じた。

He argued that absolute indifference to the suffering of others is the root of evil.

Emphasis particle 'koso'.

都市の匿名性が、他者への無関心を正当化する土壌となっている。

The anonymity of the city serves as a breeding ground that justifies indifference toward others.

Metaphorical 'dojou' (soil/breeding ground).

彼は自己の運命に対してさえ無関心な、徹底したニヒリズムを貫いた。

He maintained a thorough nihilism, indifferent even to his own fate.

Uses 'sae' (even) for extreme degree.

政治的無関心を打破するためには、教育制度の根本的な変革が不可欠だ。

To break through political apathy, a fundamental transformation of the educational system is indispensable.

Purpose clause 'tame ni wa'.

美醜に無関心な境地に達した彼は、ただ静かに庭を眺めていた。

Having reached a state of indifference to beauty and ugliness, he just quietly gazed at the garden.

Buddhist-like 'kyouchi' (state of mind).

Common Collocations

政治に無関心

無関心を装う

無関心な態度

全くの無関心

無関心を決め込む

無関心に陥る

無関心な眼差し

他人の不幸に無関心

教育に無関心

無関心な反応

Common Phrases

無関心でいられない

— Cannot stay indifferent (meaning one must care).

この問題には無関心でいられない。

無関心層

— The indifferent segment (of a population).

無関心層へのアプローチが重要だ。

無関心を貫く

— To maintain indifference to the end.

彼は最後まで無関心を貫いた。

無関心になる

— To become indifferent.

年をとると流行に無関心になる。

驚くほど無関心

— Surprisingly indifferent.

彼は驚くほど無関心だった。

無関心を装って

— Pretending to be indifferent.

彼は無関心を装って彼女を見た。

無関心なふり

— Pretending to be indifferent (casual).

無関心なふりをするのは難しい。

無関心の極み

— The height of indifference.

彼の態度は無関心の極みだ。

無関心を打破する

— To break through indifference.

若者の無関心を打破したい。

無関心が広がる

— Indifference is spreading.

社会に無関心が広がっている。

Often Confused With

無関心な vs 不感心 (fukanshin)

Means 'discreditable' or 'unadmirable', not 'indifferent'. They sound similar but have different kanji and meanings.

無関心な vs 無頓着 (mutonchaku)

Specifically means indifferent to details, appearance, or rules, rather than general apathy.

無関心な vs 無力 (muryoku)

Means 'powerless'. A person might be indifferent (mukanshin) because they feel powerless (muryoku), but the words are different.

Idioms & Expressions

"無関心を決め込む"

— To act as if one has no interest and refuse to change that stance.

彼はその問題について無関心を決め込んでいる。

Formal/Neutral

"柳に風"

— Like wind through a willow tree (ignoring something indifferently/smoothly).

彼は批判されても柳に風で、全く無関心だ。

Literary

"どこ吹く風"

— Like the wind blowing elsewhere (completely unconcerned/indifferent).

借金があるのに、彼はどこ吹く風で無関心だ。

Idiomatic/Casual

"我関せず"

— I have no concern with it; it's not my business.

彼は「我関せず」という無関心な態度だ。

Classical/Formal

"馬の耳に念仏"

— Prayers to a horse's ear (indifferent to advice).

彼に忠告しても馬の耳に念仏で、無関心なままだ。

Proverb

"知らぬ顔"

— A face that doesn't know (pretending to be indifferent/ignorant).

彼は事件を知りながら知らぬ顔で無関心を装った。

Common

"対岸の火事"

— Fire on the opposite bank (an indifferent attitude toward others' problems).

彼は不況を対岸の火事のように無関心に見ている。

Common

"涼しい顔"

— A cool face (acting indifferent or unperturbed in a difficult situation).

彼は大失敗したのに涼しい顔で無関心を装っている。

Neutral

"高みの見物"

— Watching from a height (indifferently watching a struggle from a safe place).

彼は二人の喧嘩を高みの見物で、無関心に眺めていた。

Neutral

"蛙の面に水"

— Water on a frog's face (completely indifferent to criticism).

怒られても蛙の面に水で、彼は無関心だ。

Proverb

Easily Confused

無関心な vs 興味がない (kyoumi ga nai)

Both translate to 'not interested'.

Kyoumi ga nai is casual and refers to hobbies/topics. Mukanshin is formal and refers to a lack of concern or connection.

私はその本に興味がない (casual). 彼は社会に無関心だ (formal/serious).

無関心な vs 冷淡 (reitan)

Both involve a lack of feeling.

Mukanshin is a lack of interest; reitan is a lack of warmth or kindness (cold-heartedness).

彼は政治に無関心だ (apathetic). 彼は妻に冷淡だ (cold).

無関心な vs 無関係 (mukankei)

Both start with 'mu' and 'kan'.

Mukankei means 'unrelated' or 'not involved'. Mukanshin means 'indifferent'.

私はその事件とは無関係だ (unrelated). 私はその事件に無関心だ (indifferent).

無関心な vs 無感動 (mukandou)

Both mean 'no feeling'.

Mukandou is specifically about not being emotionally 'moved' by art, beauty, or tragedy.

彼は映画を見ても無感動だった。

無関心な vs 疎い (utoi)

Both mean not being 'into' something.

Utoi means being out of touch or poorly informed. Mukanshin means not caring.

パソコンに疎い (don't know much about PCs).

Sentence Patterns

AはBに無関心です。

彼はサッカーに無関心です。

AはBに無関心な人です。

彼女は流行に無関心な人です。

Aに無関心なままでいてはいけない。

社会問題に無関心なままでいてはいけない。

Aに無関心を装う。

彼は彼女に無関心を装った。

Aへの無関心がBを招く。

政治への無関心が独裁を招く。

Aという無関心の境地。

美醜に無関心という境地に達した。

驚くほどAに無関心だ。

彼は驚くほど自分の将来に無関心だ。

Aに無関心を決め込む。

彼はその事件に無関心を決め込んだ。

Word Family

Nouns

無関心 (indifference/apathy)

関心 (interest/concern)

不感心 (discreditable act)

Verbs

関心を持つ (to have interest)

関心を寄せる (to show concern)

Adjectives

関心がある (interested)

無関心な (indifferent)

無感動 (lack of emotion)

無気力 (lethargy)

冷淡 (coldness)

疎い (ignorant/distant)

他人事 (someone else's business)

How to Use It

frequency

Very common in news, sociology, and descriptions of personality.

Common Mistakes

Using 'o' instead of 'ni'. → 政治に無関心だ。
Mukanshin is an adjective, so it cannot take a direct object with 'o'.
Using 'mukanshin' for 'unbiased'. → 公平な審判。
Mukanshin means you don't care, not that you are fair or neutral.
Forgetting the 'na' in 'mukanshin na hito'. → 無関心な態度。
As a Na-adjective, 'na' is required when modifying a noun.
Confusing with 'fukanshin' (不感心). → 無関心な振る舞い。
Fukanshin (不感心) means something is shameful or not admirable.
Using it to mean 'I don't care' (preference). → 何でもいいよ。
If someone asks what you want for dinner, 'mukanshin' sounds like you are rejecting the concept of food.

Tips

Always use 'ni'

Remember to mark the object of indifference with 'ni'. It's the most common mistake for learners to use 'o' or nothing at all.

Formal nuance

Use 'mukanshin' in formal writing or when discussing serious topics like the environment or politics. It makes you sound more educated than using 'kyoumi nai'.

Character description

If you are describing a 'cool' anime character who doesn't care about anything, 'mukanshin' is the perfect word to use in your Japanese fan-talk!

Be careful with friends

Don't tell a friend you are 'mukanshin' to their problems. It sounds very cold. Use 'kyoumi ga nai' for light topics, or listen empathetically instead!

The 'Shin' of the heart

Focus on the last kanji '心' (heart). It helps you remember that this word is about a lack of 'heart-connection' to something.

News keywords

When watching Japanese news, listen for 'mukanshin'. It's a very high-frequency word in reports about elections and youth culture.

Apathy vs. Dislike

Remember that 'mukanshin' is zero interest, not negative interest. If you hate something, use 'kirai'. If you just don't care, use 'mukanshin'.

Combining with adverbs

To sound like a native, use adverbs like 'mattaku' (completely) or 'hijou ni' (extremely) to modify 'mukanshin'.

Pitch Accent

Pay attention to the rise in pitch on 'kan'. This distinguishes it from other similar-sounding words in fast speech.

The 'Mu' Negation

Learn other 'Mu-' words like 'Muryou' (free/no charge) and 'Muda' (useless) to build a strong association that 'Mu' means 'None'.

Memorize It

Mnemonic

Think of 'Mu' as 'Moo' (a cow). A cow is 'Mu'-kanshin (indifferent) to the beautiful sunset behind it; it just wants to eat grass.

Visual Association

Imagine a person with a 'broken heart' icon where the heart is just an empty gray circle, showing no connection to anything.

Word Web

Apathy Indifference No interest Cold heart Political apathy Detachment Na-adjective Ni-particle

Challenge

Try to find three things in your room you are 'mukanshin' to and say them aloud: 'I am mukanshin to [X] ni mukanshin desu.'

Word Origin

The word is a Sino-Japanese compound (Kango). It consists of 'mu' (none), 'kan' (connection), and 'shin' (heart/mind).

Original meaning: Literally 'having no heart-connection' or 'having no concern in the mind.'

Sino-Japanese (Kanji-based vocabulary).

Cultural Context

Be careful using this to describe a person's character, as it can imply they are 'cold' or 'heartless'.

While 'indifferent' can sometimes be neutral in English, in Japanese 'mukanshin' is almost always slightly negative or clinical.

Elie Wiesel's quote: 'The opposite of love is not hate, it's indifference.' (Ai no hantai wa mukanshin da). Haruki Murakami's characters often exhibit a sense of 'mukanshin' toward reality. Sociological studies on 'Seiji-teki Mukanshin' in Japan's Heisei era.

Practice in Real Life

Real-World Contexts

Politics

政治への無関心
投票率の低下
無関心層
政治離れ

Relationships

相手に無関心
無関心な態度
会話がなくなる
無関心を装う

Fashion/Trends

流行に無関心
ブランドに無関心
無頓着
興味がない

Environment

環境問題に無関心
エコロジー
地球温暖化
意識が低い

School/Work

勉強に無関心
仕事に無関心
やる気がない
無気力

Conversation Starters

"最近の若者が政治に無関心だと言われていることについて、どう思いますか？"

"あなたは流行に敏感な方ですか、それとも無関心な方ですか？"

"他人の評価に無関心でいることは、幸せなことだと思いますか？"

"環境問題に無関心な人に、どうやって興味を持ってもらえばいいでしょうか？"

"昔と比べて、人々は隣人に無関心になったと思いますか？"

Journal Prompts

自分が以前は興味があったのに、今は無関心になってしまったことについて書いてください。

「愛の反対は無関心だ」という言葉について、あなたの考えを述べてください。

社会の無関心を打破するために、自分ができることは何か考えてみましょう。

あなたが「あえて無関心を装った」時の経験を思い出して書いてください。

都会の無関心さと田舎の干渉、どちらの方が住みやすいと感じますか？

Frequently Asked Questions

10 questions

Generally, yes. It implies a lack of empathy or a failure to engage with important things. However, in some philosophical contexts, it can describe a state of being 'unperturbed' by worldly desires, which could be seen as positive.

You can, but it sounds a bit strong. It implies you have no interest in food as a concept. If you just aren't picky, 'kodawari ga nai' (no particular preference) is better.

'Kyoumi ga nai' is about interest in a topic (like a hobby). 'Mukanshin' is about concern or connection (like toward a person or a social problem).

You say 'seiji-teki mukanshin' (政治的無関心).

It is a Na-adjective. You must use 'na' before a noun, like 'mukanshin na hito'.

The particle 'ni' is used to indicate what the person is indifferent to (e.g., 'X ni mukanshin').

It is used to describe people (or their attitudes/responses). You wouldn't describe a rock as 'mukanshin' because a rock can't have interest anyway.

No, it is an adjective/noun. To express it as an action, you use 'mukanshin de iru' (to be in a state of indifference).

The most common opposite is 'kanshin ga aru' (to have interest/concern).

It is pronounced 'mu-kan-shin' with a pitch that usually rises on 'kan'.