At the A1 level, you should think of '議論' (giron) as a fancy version of 'talking.' While you won't use it in every sentence, you will see it in basic textbooks when talking about school or simple opinions. Think of it as 'a serious talk.' For example, 'Let's talk about the rules.' In A1, we focus on the basic 'suru' verb form: 'Giron shimasu' (I discuss). You don't need to worry about the deep philosophy yet. Just remember that it is for 'important' things, not for saying 'hello.' It's like the difference between 'chatting' and 'discussing.' When you see the kanji 議論, just think 'Serious Talk.'
At the A2 level, you can start using '議論' to describe what people are doing in news clips or in a classroom. You should learn the pattern '[Topic] ni tsuite giron suru' (Discuss about [Topic]). This is very useful for basic presentations. You might also hear 'Giron ga arimasu' (There is a discussion/debate). At this stage, you are moving beyond simple 'hanasu' (to speak) and showing that you understand the context of the conversation. If the teacher asks 'What are they doing?' and they are looking serious and pointing at a whiteboard, 'Giron shite imasu' is a great answer. It shows you recognize the formal atmosphere.
At the B1 level, you should master the nuances between '議論' (giron) and '話し合い' (hanashiai). You'll start using phrases like 'Giron o fukameru' (to deepen the discussion) or 'Kappatsu na giron' (a lively discussion). You should be able to use it in the passive voice: 'Kono mondai wa giron sarete imasu' (This issue is being discussed). B1 learners should also recognize the word in reading passages about social issues. You are expected to know that 'giron' involves logic and different points of view. If you are writing a simple essay, 'giron' is the perfect word to introduce a topic you are going to analyze.
At the B2 level, you should be comfortable using '議論' in professional and academic settings. You should know collocations like 'Giron o yobu' (to spark debate) and 'Giron no yochi ga nai' (no room for debate). You can use it to describe complex social phenomena, such as 'The debate surrounding the environment' (Kankyō o meguru giron). At this level, you understand that 'giron' isn't just 'talking,' but a structured process of societal or intellectual consensus-building. You can also distinguish it from 'tōron' (formal debate) and 'kentō' (consideration/evaluation). Your usage should reflect an understanding of Japanese 'wa' (harmony) and how 'giron' fits into it.
At the C1 level, you should use '議論' with precision in high-level discourse. You are expected to understand subtle variations like 'Kūron' (empty discussion) or 'Oshi-mondō' (back-and-forth argument). You can analyze the flow of a 'giron' in a meeting, noting when it becomes 'heikōsen' (parallel lines/deadlocked). You should be able to use the word in abstract contexts, such as 'The ontological debate' or 'The legal arguments presented.' Your vocabulary should include related formal verbs like 'ronzuru' (to treat/argue a subject) and you should be able to navigate the 'nemawashi' (pre-discussion) culture that precedes a formal 'giron.'
At the C2 level, '議論' is a tool you use to dissect the very structure of thought and communication. You understand the historical development of 'giron' in Japanese rhetoric and how it differs from Western 'dialectic.' You can use the word to critique the quality of public discourse, using terms like 'Giron no suijun' (the level of debate). You are comfortable with the most formal and archaic derivatives and can engage in 'giron' yourself on any topic, from particle physics to classical literature, using the word to frame your arguments with perfect register and cultural sensitivity. You recognize when 'giron' is being used as a rhetorical shield or a genuine path to 'gōi' (consensus).

議論 in 30 Seconds

  • Formal discussion or debate using logic.
  • Commonly used in business, news, and academic settings.
  • A 'suru' verb: 議論する (to discuss/debate).
  • Focuses on topics/themes rather than personal emotions.

The Japanese word 議論 (ぎろん - giron) is a cornerstone of formal Japanese communication, representing the intellectual exchange of ideas, arguments, and logic. While English speakers might use 'argument' to imply a heated emotional conflict, giron leans heavily toward the structured, academic, or professional side of discussion. It is the process of weighing pros and cons, evaluating evidence, and attempting to reach a logical conclusion or consensus. In the Japanese social hierarchy and business culture, engaging in giron is a sign of serious engagement with a topic, often occurring in meeting rooms, academic journals, or political arenas.

Etymological Breakdown
The first kanji, 議 (gi), means 'deliberation,' 'consultation,' or 'opinion.' It is the same character found in kaigi (meeting) and gikai (diet/parliament). The second kanji, 論 (ron), signifies 'theory,' 'logic,' or 'argument.' Together, they form a word that literally means 'deliberating on theories' or 'consulting through logic.'
Social Context
In Japan, giron is often contrasted with zatsudan (small talk) or hanashiai (consultation/dialogue). While hanashiai focuses on harmony and mutual understanding, giron accepts that there are differing viewpoints that need to be analyzed critically. However, even in a giron, Japanese speakers often maintain a level of politeness to avoid personal friction, focusing the 'attack' on the idea rather than the person.

その計画については、もっと時間をかけて議論する必要があります。
(Sono keikaku ni tsuite wa, motto jikan o kakete giron suru hitsuyō ga arimasu.)
We need to spend more time discussing that plan.

You will encounter this word frequently in the news (e.g., 'The Diet is currently in giron over the new tax law') and in university settings. It is a 'suru' verb, meaning you can turn the noun into the action of debating by adding suru. Unlike the English 'argument' which can happen spontaneously in a parking lot, a giron usually has a specific subject or 'theme' (tēma). It is intentional and directed.

この問題は、激しい議論を呼んでいます。
(Kono mondai wa, hageshii giron o yonde imasu.)
This issue is sparking intense debate.

Colloquial vs. Formal
While giron is formal, it isn't 'stiff' to the point of being unusable in daily life. If friends are seriously debating which movie is better based on cinematography and plot, they might jokingly say 'Giron ga owaranai' (The debate never ends). However, for a simple lover's spat, you would use kenka (fight) instead.

政治家たちは新しい法律について議論した。
(Seijika-tachi wa atarashii hōritsu ni tsuite giron shita.)
The politicians debated the new law.

どちらの方法が良いか、議論が分かれています。
(Dochira no hōhō ga yoi ka, giron ga wakarete imasu.)
Opinions/debates are divided on which method is better.

In summary, giron is the tool of the intellect. It is how Japanese society processes complex information through verbal exchange. Whether you are a student, a salaryman, or just watching the NHK news, understanding the weight of this word will help you navigate formal Japanese social dynamics effectively.

Using 議論 (giron) correctly requires understanding its grammatical flexibility as both a noun and a verb. In its noun form, it frequently pairs with verbs like suru (to do), fukameru (to deepen), or kawasu (to exchange). When you want to say 'to discuss something,' the most common pattern is [Topic] ni tsuite giron suru.

The 'Suru' Verb Pattern
Adding suru turns giron into an active process. Example: 'We discussed the budget' becomes Yosan ni tsuite giron shimashita. This is the most straightforward way to use the word in professional settings.
The 'Deepen' Pattern
To say 'to have a more in-depth discussion,' use giron o fukameru (議論を深める). This is often used in academic or policy-making contexts where a surface-level talk isn't enough.

私たちは将来のビジョンについて議論を深めた。
(Watashitachi wa shōrai no bijon ni tsuite giron o fukameta.)
We deepened our discussion about the future vision.

Another important nuance is the phrase giron o yobu (議論を呼ぶ), which means 'to spark debate' or 'to be controversial.' If a movie director makes a shocking film, the news might say the film is giron o yonde iru. This suggests that the public is actively talking about it from various angles.

その提案は社内で多くの議論を巻き起こした。
(Sono teian wa shanai de ōku no giron o makiokoshita.)
That proposal stirred up a lot of discussion within the company.

Passive and Potential Forms
In formal writing, you might see giron sareru (to be discussed). For example, 'This issue is being discussed globally' is Kono mondai wa sekaijū de giron sarete iru. The potential form giron dekiru (can discuss) is also common when evaluating if a topic is ready for debate.

この件は、まだ議論の余地があります。
(Kono ken wa, mada giron no yochi ga arimasu.)
There is still room for discussion on this matter.

The phrase giron no yochi (room for discussion) is a set expression. If something is 'beyond debate' or 'indisputable,' you would say giron no yochi ga nai. This is a powerful way to state a fact or a firm stance. In a business context, saying giron no yochi ga nai might be seen as very strong, so use it carefully.

活発な議論が行われました。
(Kappatsu na giron ga okonawaremashita.)
A lively discussion took place.

Whether you are describing a heated debate or a constructive meeting, giron provides the framework. By mastering these patterns—especially ni tsuite giron suru and giron o fukameru—you will sound much more professional and precise in your Japanese communication.

You will encounter 議論 (giron) in environments where logic, policy, and critical thinking take center stage. It is not a word for the dinner table when talking about what to eat for dessert; rather, it's a word for the boardroom, the classroom, and the newsroom. Understanding where it appears helps you grasp its 'weight' in Japanese society.

In the News (Media)
Turn on NHK news, and you'll hear giron daily. News anchors use it to describe parliamentary debates (Kokkai de no giron), international climate summits, or public outcry over a new policy. It often appears in headlines like 'Shōshika taisaku o meguru giron' (Discussion surrounding countermeasures for the declining birthrate).
In Higher Education
In Japanese universities, professors often encourage students to engage in giron during seminars (zemi). They might say, 'Jiyū ni giron shite kudasai' (Please discuss freely). In this context, it implies a respectful but rigorous exchange of academic viewpoints.

テレビで専門家たちが経済政策について議論している。
(Terebi de senmonka-tachi ga keizai seisaku ni tsuite giron shite iru.)
Experts are debating economic policy on TV.

In the business world, giron is used during project planning phases. When a team needs to decide on a strategy, the leader might call for a giron. However, notice that in many Japanese companies, 'open' debate in front of superiors can be rare; giron often happens among peers or in specifically designated 'brainstorming' sessions.

学会では、新しい発見について活発な議論が交わされた。
(Gakkai de wa, atarashii hakken ni tsuite kappatsu na giron ga kawasareta.)
At the academic conference, a lively discussion was exchanged regarding the new discovery.

Online Forums and SNS
On Japanese social media (like X/Twitter or 2channel), you'll see the word used to describe 'flame wars' or heated threads. Users might say 'Giron ga kanetsu shite iru' (The debate is heating up). Here, the word takes on a slightly more chaotic nuance but still refers to the exchange of opposing views.

インターネット上で、そのニュースが大きな議論になっている。
(Intānetto-jō de, sono nyūsu ga ōkina giron ni natte iru.)
That news is becoming a big topic of debate on the internet.

Finally, you'll hear it in documentaries and legal dramas. When a lawyer presents a case, they are presenting their ron (argument) as part of the legal giron. It is the language of evidence and justification.

会議の議論は平行線のまま終わった。
(Kaigi no giron wa heikōsen no mama owatta.)
The discussion at the meeting ended without reaching any agreement (remained as parallel lines).

By paying attention to these contexts, you'll notice that giron is less about 'fighting' and more about 'processing' information through talk. It is a vital part of how Japan functions as a collective society that values both logical rigor and eventual consensus.

While 議論 (giron) translates easily to 'discussion' or 'argument,' English speakers often trip up on its specific nuances and social restrictions. Because 'argument' in English can mean anything from a logical proof to a screaming match with a spouse, using giron in the wrong place can sound very strange or even robotic.

Mistake 1: Using it for Personal Fights
If you had a fight with your partner about who forgot to do the dishes, do NOT say 'Kanojo to giron shimashita.' This sounds like you sat down and had a formal, logical debate about the efficiency of dishwashing schedules. Use kenka (fight) or ii-arasoi (verbal spat) instead. Giron requires a 'topic' (dai) or 'theme,' not just emotional friction.
Mistake 2: Confusing with 'Hanashiai'
English speakers often use 'discuss' for everything. In Japanese, hanashiai is for 'talking things over' to reach a friendly agreement (e.g., where to go on vacation). Giron is for 'debating' where different logic is applied. If you tell your friend 'Let's have a giron about lunch,' it sounds like you're going to write a thesis on the nutritional value of ramen vs. sushi.

❌ 昨夜、妻と夕食について議論しました。
(Incorrect: Sounds like a formal debate about dinner.)
✅ 昨夜、妻と夕食について話し合いました
(Correct: We talked/decided on dinner together.)

Another mistake is the particle choice. While to giron suru (discuss with someone) is correct, people often forget that giron is an intransitive-style 'suru' verb when used alone. You cannot say 'X o giron suru' as easily as 'X ni tsuite giron suru.' While 'X o giron suru' is becoming more common in modern Japanese, 'ni tsuite' is safer and more natural for learners.

❌ 彼の議論は正しいが、実践が難しい。
(Incorrect: You mean his theory/logic, not his act of discussing.)
✅ 彼の理論は正しいが、実践が難しい。
(Correct: His theory is correct, but hard to put into practice.)

Mistake 3: Over-using 'Giron' in Casual Settings
If you are at a party and want to say 'We were talking about movies,' using giron makes it sound like a serious seminar. Use shabete ita (were chatting) or moriagatta (got excited talking). Giron is a 'heavy' word. Use it when the topic has weight, like politics, philosophy, or business strategy.

❌ パーティーで趣味について議論しました。
(Too formal: Sounds like you were debating hobbies.)
✅ パーティーで趣味の話で盛り上がりました
(Natural: We had a great time talking about hobbies.)

To avoid these mistakes, always ask yourself: 'Is this a formal exchange of logic?' If yes, use giron. 'Is this just people talking or sharing feelings?' If yes, use hanashiai or hanashi. Keeping this distinction clear will make your Japanese sound much more socially aware.

Japanese has many words for 'talking' and 'discussing,' and choosing the right one depends entirely on the level of formality and the goal of the conversation. 議論 (giron) is just one point on a spectrum that ranges from casual chatting to formal academic defense.

議論 (Giron) vs. 討論 (Tōron)
議論 is a general term for discussing and exchanging opinions. 討論 is more specific—it refers to a formal 'debate' where there are often clear sides (pro vs. con) and a moderator. Think of a 'Presidential Debate' as tōron-kai.
議論 (Giron) vs. 話し合い (Hanashiai)
話し合い is the softest, most common word. It implies 'talking something over' to reach a mutual understanding or decision. It is used for families, friends, and cooperative business meetings. 議論 is more analytical and can involve disagreement.

1. 家族で旅行の計画を話し合う
(Discuss travel plans with family - Cooperative.)
2. 委員会で新しい規則を議論する。
(Discuss new rules in a committee - Formal/Analytical.)

検討 (Kentō)
検討 means 'consideration' or 'examination.' You use this when you are looking at a proposal or a data set to see if it's viable. In business, you don't just giron a price; you kentō it (evaluate it).
対話 (Taiwa)
対話 means 'dialogue.' It is often used in philosophical or diplomatic contexts, emphasizing the 'two-way' nature of the communication and the goal of understanding the other party's humanity or deep perspective.

平和のために、国同士の対話が必要です。
(Dialogue between nations is necessary for peace.)

If you want to sound very intellectual, you might use ronzuru (論ずる), which means 'to argue' or 'to treat a subject' in a scholarly way. This is almost exclusively used in writing or formal lectures. On the other end, kōron (口論) is a 'verbal argument' or 'mouth-fight'—this is what you call it when two people are shouting at each other on the street.

By learning these distinctions, you can tailor your Japanese to the situation. Using giron when you mean hanashiai makes you sound unnecessarily confrontational, while using hanashiai for a serious political issue might make the topic sound too trivial. Choose wisely!

How Formal Is It?

Fun Fact

The character 議 (gi) contains the radical for 'speech' (言) and 'righteousness' (義), implying that true discussion should be based on what is right. The character 論 (ron) also has 'speech' (言) and 'order/logic' (侖).

Pronunciation Guide

UK ɡi.ɾon
US ɡi.ɾon
Heiban (Flat) pitch accent. The pitch stays relatively level throughout the word.
Rhymes With
理論 (Riron) 異論 (Iron) 持論 (Jiron) 世論 (Yoron) 正論 (Seiron) 結論 (Ketsuron) 極論 (Kyokuron) 序論 (Joron)
Common Errors
  • Pronouncing 'gi' like 'ji' (as in giraffe). It must be a hard 'G'.
  • English-style 'R' in 'ron'. It should be a light tap of the tongue.
  • Stressing the first syllable too hard.
  • Making the 'n' sound too much like an English 'N'. In Japanese, it's more nasal.
  • Confusing it with 'Girona' (the city).

Difficulty Rating

Reading 3/5

The kanji are common but have many strokes. Easy to recognize once learned.

Writing 4/5

Writing 議 and 論 correctly requires practice with stroke order.

Speaking 2/5

Pronunciation is simple and flat.

Listening 2/5

Very distinct sound in news and formal speech.

What to Learn Next

Prerequisites

話す (To speak) 意見 (Opinion) 会議 (Meeting) 理由 (Reason) 正しい (Correct)

Learn Next

討論 (Debate) 検討 (Consideration) 論理的 (Logical) 結論 (Conclusion) 主張 (Assertion)

Advanced

弁証法 (Dialectic) 反証 (Disproof) 帰納法 (Induction) 演繹法 (Deduction) 詭弁 (Sophistry)

Grammar to Know

〜について (About / Regarding)

環境問題について議論する。

〜をめぐって (Surrounding / Concerning)

新しい規則をめぐって議論が起きた。

〜とされる (It is said that / It is considered that)

その議論は有効であるとされる。

〜はずだ (Should be / Expected to be)

議論は明日終わるはずだ。

〜べきだ (Should / Must)

もっと議論を深めるべきだ。

Examples by Level

1

クラスで議論をしました。

We had a discussion in class.

Simple past tense of 'giron suru'.

2

そのことについて議論しましょう。

Let's discuss that matter.

Volitional form 'shimashō' (let's).

3

議論は大切です。

Discussion is important.

Noun + wa + Adjective (desu).

4

みんなで議論します。

Everyone will discuss together.

Subject + de (by means of/as a group).

5

議論は終わりました。

The discussion has finished.

Noun + wa + owarimashita.

6

短い議論でした。

It was a short discussion.

Adjective + Noun.

7

議論を始めてください。

Please start the discussion.

Object + o + hajimete kudasai.

8

良い議論ですね。

That's a good discussion, isn't it?

Adjective + Noun + ne (particle for agreement).

1

新しいルールについて議論しました。

We discussed the new rules.

ni tsuite (about) + giron suru.

2

昨日の議論は面白かったです。

Yesterday's discussion was interesting.

Time + no + Noun.

3

誰と議論しましたか?

Who did you discuss it with?

Dare (who) + to (with).

4

議論する時間がありますか?

Do you have time to discuss?

Verb (dictionary form) + Noun (time).

5

もっと議論が必要です。

More discussion is necessary.

Motto (more) + Noun + ga + hitsuyō (necessary).

6

テレビで政治の議論を見ました。

I watched a political debate on TV.

Noun + no + Noun (political debate).

7

議論の内容を教えてください。

Please tell me the content of the discussion.

N1 no N2 (content of N1).

8

彼は議論が好きです。

He likes discussing/debating.

Noun + ga + suki (like).

1

この問題については、活発な議論が行われました。

A lively discussion was held regarding this problem.

Passive form 'okonawaremashita' (was held/performed).

2

議論を深めるために、資料を読みましょう。

Let's read the materials to deepen the discussion.

tame ni (in order to) + giron o fukameru.

3

結論が出るまで議論を続けました。

We continued the discussion until a conclusion was reached.

made (until) + verb stem + tsuzukeru (continue).

4

彼の意見は、議論の対象になりました。

His opinion became the subject of discussion.

taishō (subject/target) + ni naru.

5

反対意見が多く、議論は難航しました。

There were many opposing opinions, and the discussion ran into difficulties.

nankō suru (to be deadlocked/difficult).

6

会議で議論された内容は秘密です。

The content discussed at the meeting is a secret.

Passive past participle used as an adjective (giron sareta).

7

議論を整理しましょう。

Let's organize the discussion.

seiri suru (to organize/sort).

8

どちらが正しいか、議論が分かれています。

Opinions are divided on which one is correct.

giron ga wakareru (opinions/debates are divided).

1

その法案は国会で激しい議論を呼んでいます。

That bill is sparking intense debate in the Diet.

giron o yobu (to spark/call forth debate).

2

この件に関しては、議論の余地がありません。

Regarding this matter, there is no room for discussion.

yochi ga nai (no room/space for).

3

議論を戦わせることは、民主主義にとって不可欠だ。

Engaging in debate is indispensable for democracy.

giron o tatakawaseru (to cross swords in debate/exchange heated arguments).

4

環境問題をめぐる議論は、世界中で続いています。

The debate surrounding environmental issues continues worldwide.

o meguru (surrounding/concerning).

5

議論が平行線のままで、一向に進まない。

The discussion remains deadlocked and isn't progressing at all.

heikōsen (parallel lines) + mama (remaining in that state).

6

冷静な議論が必要なのに、感情的になってしまった。

Despite needing a calm discussion, it became emotional.

Adjective + na + giron + noni (despite).

7

議論の焦点を絞る必要があります。

We need to narrow the focus of the discussion.

shōten o shiboru (to narrow the focus).

8

その発言は、さらなる議論を巻き起こした。

That remark stirred up further discussion.

makiokosu (to stir up/cause).

1

彼の主張は、議論の前提条件を欠いている。

His claim lacks the necessary prerequisites for a discussion.

zentei jōken (prerequisite) + o kaku (to lack).

2

抽象的な議論ばかりで、具体的な解決策が見えない。

It's all abstract discussion; I can't see any concrete solutions.

Noun + bakari (nothing but).

3

その学説は、長年にわたって議論の的となってきた。

That theory has been the target of debate for many years.

giron no mato (target of debate).

4

議論を尽くした末に、ようやく合意に達した。

After exhausting all discussion, we finally reached an agreement.

giron o tsukusu (to exhaust discussion) + sue ni (after).

5

議論のすり替えは、論理的な対話において避けるべきだ。

Shifting the grounds of the argument should be avoided in logical dialogue.

giron no surikae (red herring/shifting the argument).

6

この論文は、既存の議論に一石を投じるものだ。

This paper throws a stone into (challenges) the existing debate.

isseki o tōjiru (to create a stir/challenge the status quo).

7

表面的な議論を排し、本質に迫る必要がある。

We must reject superficial discussion and approach the essence of the matter.

haishi (rejecting) + honshitsu ni semaru (approaching the essence).

8

議論が紛糾し、収拾がつかなくなった。

The discussion became entangled and uncontrollable.

funkyū suru (to get complicated/entangled) + shūshū ga tsukanai (uncontrollable).

1

言説の正当性をめぐる議論は、ポストモダンの文脈で再考されるべきだ。

The debate over the legitimacy of discourse should be reconsidered in a postmodern context.

gensetsu (discourse) + seitōsei (legitimacy) + saikō (reconsideration).

2

神学的な議論の変遷を辿ると、当時の社会情勢が見えてくる。

Tracing the transitions in theological debate reveals the social conditions of the time.

shingaku-teki (theological) + hensen (transition/change).

3

その議論は、二元論的な枠組みに囚われている。

That discussion is trapped within a dualistic framework.

nigen-ron teki (dualistic) + torawarete iru (trapped/captured by).

4

議論の射程は、単なる国内問題に留まらず、人類全体に及ぶ。

The scope of the discussion is not limited to domestic issues but extends to all of humanity.

shatei (range/scope) + odomarazu (not stopping at) + oyobu (to reach).

5

不毛な議論を繰り返すことは、知的資源の浪費に他ならない。

Repeating fruitless discussions is nothing other than a waste of intellectual resources.

fumō na (fruitless/sterile) + ni hoka naranai (nothing but).

6

議論の構築過程において、暗黙の了解が重要な役割を果たす。

Implicit understandings play a crucial role in the process of constructing an argument.

kōchiku katei (construction process) + anmoku no ryōkai (implicit understanding).

7

パラダイムシフトが起こる際、従来の議論は無効化されることが多い。

When a paradigm shift occurs, conventional debates are often rendered invalid.

paradaimu shifuto (paradigm shift) + mukō-ka (invalidation).

8

メタ的な議論を通じて、我々は議論自体の限界を認識した。

Through meta-discussion, we recognized the limits of discussion itself.

meta-teki (meta-level) + genkai (limit) + ninshiki (recognition).

Common Collocations

議論を呼ぶ
議論を深める
議論が分かれる
活発な議論
不毛な議論
議論の余地
議論を戦わせる
議論を尽くす
議論に加わる
議論をまとめる

Common Phrases

〜をめぐる議論

— Discussion surrounding [Topic]. Used in news and reports.

増税をめぐる議論が続いている。

議論の焦点

— The focus/point of the discussion.

議論の焦点がずれている。

議論百出

— A state where many different opinions are being voiced at once.

会議は議論百出の様相を呈した。

議論の的

— The target or center of a debate.

新しいビルが議論の的になった。

議論をふっかける

— To start a debate with someone (often aggressively).

彼は誰にでも議論をふっかける。

議論を避ける

— To avoid discussion/debate.

彼はいつも面倒な議論を避ける。

議論の末に

— At the end of a long discussion.

激しい議論の末に、妥協案が出た。

議論に乗る

— To join or engage in a discussion.

君の議論には乗らないよ。

議論の中身

— The content/substance of the discussion.

議論の中身が薄い。

議論になる

— To become a topic of debate.

それは大きな議論になるだろう。

Often Confused With

議論 vs 理論 (Riron)

Riron is 'theory' (abstract). Giron is 'discussion' (action).

議論 vs 喧嘩 (Kenka)

Kenka is an emotional fight. Giron is a logical debate.

議論 vs 口論 (Kōron)

Kōron is a verbal argument/spat, often less logical than a giron.

Idioms & Expressions

"議論は平行線"

— The discussion is going nowhere because the parties cannot agree.

議論は平行線のまま終わった。

Formal/Neutral
"机上の空論"

— A theoretical discussion that has no practical use (lit. empty theory on a desk).

それは机上の空論に過ぎない。

Critical
"押し問答"

— A repetitive back-and-forth argument where neither side gives in.

玄関先で押し問答になった。

Neutral
"一石を投じる"

— To stir up debate by introducing a new idea or challenge.

彼の本は医学界に一石を投じた。

Formal
"水掛け論"

— An endless argument where both sides repeat their own points without listening.

これ以上話しても水掛け論だ。

Colloquial
"衆論"

— Public opinion or the general consensus of the masses.

衆論を無視することはできない。

Formal
"議論を封じる"

— To suppress or silence a discussion/debate.

権力で議論を封じてはならない。

Political
"論をまたない"

— Indisputable; goes without saying.

彼が天才であることは論をまたない。

Literary/Formal
"正論を吐く"

— To speak a sound or logically correct argument (sometimes used for someone being 'too' correct).

彼女はいつも正論を吐くので、反論しにくい。

Neutral
"議論の余地あり"

— There is still room for debate (used to indicate a point is not settled).

その結論には、まだ議論の余地ありだ。

Formal

Easily Confused

議論 vs 論議 (Rongi)

They look and sound very similar.

Giron is the general process of discussing. Rongi is often used specifically for public deliberation or when a topic is being 'argued over' in a broader social sense.

その問題は広く論議されている。

議論 vs 検討 (Kentō)

Both involve thinking about a topic.

Giron is 'exchange of talk.' Kentō is 'examination/study' of a plan to see if it works.

予算を検討する。

議論 vs 対談 (Taidan)

Both involve two or more people talking.

Taidan is a 'talk' or 'interview' between two people, often published for others to read. Giron is a debate/discussion to reach a point.

有名人同士の対談。

議論 vs 談義 (Dangi)

Similar kanji.

Dangi usually refers to a 'lecture' or 'preaching' on a topic, or a long-winded talk about a hobby.

釣り談義に花が咲く。

議論 vs 講義 (Kōgi)

Similar 'gi' kanji.

Kōgi is a university lecture where a teacher speaks to students.

大学の講義を受ける。

Sentence Patterns

A1

[Topic] について議論します。

宿題について議論します。

A2

[Person] と議論しました。

友達と議論しました。

B1

議論を深めるために [Action]。

議論を深めるために本を読みます。

B2

[Topic] は議論を呼んでいる。

その映画は議論を呼んでいる。

B2

議論の余地がない。

彼の成功は議論の余地がない。

C1

議論が平行線をたどる。

二人の議論は平行線をたどった。

C1

議論を尽くす。

一晩中議論を尽くした。

C2

議論の射程を広げる。

議論の射程をグローバルな視点に広げる。

Word Family

Nouns

議論 (Discussion)
討論 (Debate)
論理 (Logic)
論文 (Thesis/Paper)
議題 (Agenda/Topic)

Verbs

議論する (To discuss)
論じる (To argue/discuss)
論破する (To defeat in an argument)
論ずる (To treat a subject)

Adjectives

論理的な (Logical)
議論好きな (Argumentative)

Related

会議 (Meeting)
意見 (Opinion)
主張 (Assertion)
反論 (Counter-argument)
結論 (Conclusion)

How to Use It

frequency

Very common in professional, academic, and media contexts. Rare in casual daily errands.

Common Mistakes
  • Using 'giron' for a fight with a girlfriend/boyfriend. 喧嘩 (Kenka) or 話し合い (Hanashiai).

    'Giron' is too formal and logical for emotional personal disputes. It sounds like you are treating your partner like a business colleague.

  • Confusing 'giron' (discussion) with 'riron' (theory). Use 'riron' for abstract ideas, 'giron' for the act of talking.

    Example: 'His theory is good' should be 'Kare no riron wa ii,' not 'giron'.

  • Saying 'Giron o hanasu'. 議論する (Giron suru) or 議論を交わす (Giron o kawasu).

    'Giron' itself is the act of talking, so 'talking a discussion' is redundant. Use 'suru' (to do) instead.

  • Using 'giron' for casual small talk. 雑談 (Zatsudan) or おしゃべり (Oshaberi).

    If you are just chatting about the weather, 'giron' is way too heavy and formal.

  • Thinking 'giron' always means 'disagreement'. It can be constructive and cooperative.

    While it often involves different views, the goal of 'giron' is often to build a better understanding together.

Tips

Use with 'ni tsuite'

The most natural way to introduce the topic of your discussion is using 'ni tsuite' (about). For example: 'Kore ni tsuite giron shimashō' (Let's discuss about this).

Logic over Emotion

Remember that 'giron' implies you are using your brain, not just your heart. If you are crying or shouting, it's not a 'giron' anymore; it's a 'kenka'.

Summarizing

In meetings, use 'Giron o matomemasu' (I will summarize the discussion) to show leadership and move the meeting toward a conclusion.

Learn 'Giron no yochi'

The phrase 'Giron no yochi ga nai' (No room for debate) is a great way to express that something is a proven fact or a non-negotiable rule.

Harmony First

Even in a 'giron,' try to use polite language (desu/masu) to ensure that the logical disagreement doesn't turn into a personal conflict.

Academic Tone

When writing a Japanese essay, using 'giron' instead of 'hanashi' immediately raises the level of your writing to a more academic standard.

News Keywords

When you hear 'giron' on the news, listen for the particles 'o meguru' or 'ni tsuite' right before it to understand what the controversy is about.

Speech Radical

Both kanji in 議論 have the 'speech' radical (言) on the left. This helps you remember that the word is about verbal communication.

Inviting Debate

If you want to sound like a good moderator, say 'Kappatsu na giron o onegai shimasu' (I ask for a lively discussion).

The 'Ron' in Japan

Many Japanese books have titles ending in '〜ron' (e.g., Nihonjin-ron - Theories about the Japanese). This shows how much Japanese culture values 'ron' (theories/arguments).

Memorize It

Mnemonic

Imagine a group of people at a 'GEE' (Gi) meeting 'RUN'ning (Ron) through their ideas. GEE-RUN = GIRON.

Visual Association

A whiteboard with two different colored arrows pointing at each other, with the word 'Giron' in the middle.

Word Web

会議 (Meeting) 意見 (Opinion) ロジック (Logic) ディベート (Debate) ニュース (News) 大学 (University) 政治 (Politics) テーマ (Theme)

Challenge

Try to use 'giron suru' in a sentence about a movie you watched recently. For example: 'I discussed the movie's ending with my friend.'

Word Origin

Borrowed from Middle Chinese (Sino-Japanese vocabulary). The word has been used in Japanese for centuries to describe scholarly and legal debates.

Original meaning: To consult (議) and theorize (論).

Sino-Japanese (Kango).

Cultural Context

Be careful not to use 'giron' for personal emotional fights, as it can sound condescending or overly clinical.

In English, 'argument' can be negative. In Japanese, 'giron' is almost always neutral or positive (intellectual).

NHK's 'Sunday Discussion' (Nichiyō Tōron) is a famous political program. The 'Giron' sections in academic journals. Online debate forums like 2channel/5channel.

Practice in Real Life

Real-World Contexts

Business Meetings

  • 議論を始めましょう。
  • 議論をまとめます。
  • 別の視点から議論しましょう。
  • 議論の余地があります。

Academic Settings

  • 活発な議論を期待します。
  • 議論を深める必要があります。
  • 先行研究の議論を引用する。
  • 議論の前提を確認する。

Watching the News

  • 議論が紛糾しています。
  • 議論が続いています。
  • 議論を呼ぶ法案です。
  • 議論の焦点はここです。

Internet Forums

  • 議論しましょう。
  • 議論が荒れています。
  • 不毛な議論です。
  • 議論に参加する。

Legal Contexts

  • 法的な議論です。
  • 議論の的になっています。
  • 議論を尽くしました。
  • 議論の余地なし。

Conversation Starters

"最近のニュースについて議論しませんか? (Shall we discuss the recent news?)"

"この問題について、あなたの意見を聞きながら議論したいです。 (I want to discuss this issue while hearing your opinion.)"

"どちらの案が良いか、もっと議論が必要だと思います。 (I think more discussion is needed on which plan is better.)"

"AIの未来について議論するのは面白いですね。 (Discussing the future of AI is interesting, isn't it?)"

"この議論のゴールは何でしょうか? (What is the goal of this discussion?)"

Journal Prompts

今日、誰かと議論したことはありますか?内容を書いてください。 (Did you discuss something with someone today? Write about the content.)

あなたが一番議論したいテーマは何ですか?なぜですか? (What theme do you want to discuss the most? Why?)

「議論」と「喧嘩」の違いについて、あなたの考えを書いてください。 (Write your thoughts on the difference between 'discussion' and 'fighting'.)

最近、議論を呼んでいるニュースについて自分の意見を書いてください。 (Write your opinion on a news story that is currently sparking debate.)

良い議論をするために必要なことは何だと思いますか? (What do you think is necessary for having a good discussion?)

Frequently Asked Questions

10 questions

Yes, but only if you are talking about something serious like a movie's meaning, politics, or a difficult choice. If you use it for 'What should we eat?', it sounds like a joke. For casual talk, use 'hanashi' or 'shaberu'.

There is almost no difference. 'Giron suru' is the verb form. 'Giron o suru' treats 'giron' as a noun object. 'Giron o suru' can feel slightly more formal or emphatic about the act itself.

You can say 'Giron de katta' (I won in the discussion) or more formally 'Ronpa shita' (I defeated their argument). 'Ronpa' is a very strong word.

Not necessarily. While it's intellectually respected, too much 'giron' in a business setting can be seen as wasting time or breaking harmony if not done politely. Consensus (nemawashi) is often preferred.

It means 'to call for/spark debate.' It is used when a new idea, product, or statement causes many people to start discussing it, usually because it is controversial or innovative.

Yes, it's very common in academic writing. You can say 'Honron de wa, 〜 ni tsuite giron suru' (In this paper, I will discuss...). It sounds very professional.

It means 'fruitless' or 'sterile' discussion. It's a discussion that goes on and on but produces no result or new understanding. It's a common complaint in meetings.

Use the word 'hakunetsu' (white heat). 'Giron ga hakunetsu shite iru' means the debate is very intense and energetic.

Yes, lawyers and judges engage in 'hōteiteki giron' (legal discussion/argument). It's the standard word for the exchange of legal points.

No. 'Giron' requires a specific topic and a logical exchange. If you are just talking about your day, use 'zatsudan' (small talk) or 'oshaberi' (chatting).

Test Yourself 188 questions

writing

Write a sentence using '議論' to say 'We discussed the new rules.'

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence using '議論を呼ぶ' about a controversial movie.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence using '議論の余地がない' about a fact.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence asking someone to start a discussion.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence saying 'The discussion is heated.'

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about a lively discussion in class.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence saying 'More discussion is necessary.'

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about deepening the discussion.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about a political debate on TV.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence saying 'The discussion ended without agreement.'

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about the content of the discussion.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about a fruitless discussion.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about a debate surrounding the environment.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about reaching a conclusion after a discussion.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about a debate being divided.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about a meeting's agenda/discussion topic.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about an academic debate.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about a controversial remark.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
writing

Write a sentence about avoiding a discussion.

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Correct! Not quite. Correct answer:
writing

Write a sentence about a long discussion.

Well written! Good try! Check the sample answer below.

Correct! Not quite. Correct answer:
speaking

Translate and say: 'Let's discuss the plan.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'The discussion was interesting.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'I want to deepen the discussion.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'Is there room for discussion?'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'Who did you discuss it with?'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'The debate is heated.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'Please tell me the result of the discussion.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'Opinions are divided.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'We need more discussion.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'Let's summarize the discussion.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'This issue sparked debate.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'It's a fruitless discussion.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'The discussion was held in class.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'I will join the discussion.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'The discussion is deadlocked.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'Let's exchange arguments.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'There is no room for debate.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'I watched a debate on TV.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'The focus of the discussion is...'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Translate and say: 'Let's start the discussion.'

Read this aloud:

Correct! Not quite. Correct answer:
listening

Listen and identify: '議論' is mentioned. (Assuming audio input).

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '会議で議論が行われました。' Where was the discussion?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論を深めましょう。' What does the speaker want to do?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論の余地はありません。' Is there a chance to talk more?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '活発な議論ですね。' What is the quality of the discussion?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論が分かれています。' Do people agree?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論の焦点がずれています。' Is the discussion on topic?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: 'テレビで議論を見ました。' Where did they see it?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論の末に決まりました。' When was it decided?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '不毛な議論はやめましょう。' What should they stop?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論に参加してください。' What is the request?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論を呼びました。' What happened?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '冷静な議論が必要です。' How should they discuss?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論の内容をメモしました。' What did they do?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:
listening

Listen: '議論が続いています。' Is it over?

Correct! Not quite. Correct answer:
Correct! Not quite. Correct answer:

/ 188 correct

Perfect score!

Related Content

More Communication words

謝罪

A1

A formal apology or expression of regret for a mistake, offense, or wrongdoing. It is typically used in professional, official, or serious contexts to admit fault and seek forgiveness.

口論

A1

A verbal dispute or argument between individuals involving a clash of opinions or emotions. It specifically refers to a 'war of words' rather than a physical fight or a formal academic debate.

仮定

A1

The act of assuming something to be true for the purpose of reasoning or argument, regardless of its actual state. It is used to explore potential outcomes or to build a logical framework based on a specific condition.

注意

A1

Attention, caution, or a warning. It is used to describe the act of being careful to avoid danger or mistakes, and it can also refer to a verbal warning or scolding given by someone in authority.

雑談

A1

A casual conversation or small talk about various light topics without a specific purpose or goal. It is often used to break the ice or build rapport in social and professional settings.

世間話

A1

Refers to casual conversation or 'small talk' about everyday life, news, or general topics. It is used to build social connections and fill silence in a friendly way without focusing on a specific or serious goal.

通信

A1

Refers to the act of transmitting or exchanging information, signals, or messages over a distance, typically via electronic means or mail. It encompasses telecommunications, data exchange, and the technical infrastructure used for communication.

構想

A1

Refers to a conceptual plan, vision, or plot developed in the mind before creating or executing something significant. It emphasizes the abstract idea or the overall structure of a project or creative work.

確認

B1

The act of checking, verifying, or confirming information to ensure its accuracy or truth. It is a highly versatile term used from casual daily checks to formal business and academic verifications.

連絡

A1

Renraku refers to the act of getting in touch, contacting, or notifying someone to share information. It is a fundamental word in Japanese used both as a noun and as a 'suru' verb in almost every social and professional context.

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