This page in your language

فارسی

العربية

Deutsch

Español

Français

日本語

한국어

Português

中文

हिन्दी

A1 noun #3,578 most common 12 min read

組合

kumiai Top 3,578

Practice it Examples Notes & Tips 組合 in 30 Seconds

Explanation 組合 in your Level:

At the A1 level, you should learn 組合 (kumiai) primarily in the context of daily life in Japan. You might see this word on the side of a delivery truck or a supermarket sign. The most common form you will encounter is 'Co-op' (short for 協同組合 - kyōdō kumiai). Think of it as a special kind of 'group' or 'shop' where people work together. You don't need to know the complex legal meanings yet. Just remember that 'kumiai' means a group of people who join together for a common purpose, like buying food or helping each other. If you live in an apartment in Japan, you might hear about the 'kanri kumiai' (apartment group) that takes care of the building. At this stage, focus on recognizing the word and its association with 'Co-op' and 'groups.' You can use simple sentences like 'I joined the kumiai' or 'The kumiai is good.' The word is made of two kanji: 組 (group) and 合 (to meet/join). This makes it easy to visualize: people meeting to make a group.

At the A2 level, you can start using 組合 (kumiai) in more specific contexts, such as work and community activities. You should understand that it often refers to a 'labor union' (労働組合 - rōdō kumiai). If you have a job in Japan, you might be asked if you want to join the company's union. You will also see it in the news when they talk about farmers (農業組合 - nōgyō kumiai) or fishers. A key part of A2 is learning compound words. You should recognize that 'kumiai' often comes at the end of a word to show what kind of association it is. For example, 'gakusei kumiai' (student union). You can also learn related words like 'kumiai-in' (union member) and 'kumiai-hi' (union fee). When you use this word, you are moving beyond simple 'clubs' and talking about more formal organizations. It is important to know that 'kumiai' is different from a 'sākuru' (casual club for hobbies). A 'kumiai' has rules and often involves money or work rights.

At the B1 level, you should be able to discuss the functions and importance of a 組合 (kumiai). You can explain why labor unions are important for workers' rights or how a consumer cooperative helps people get better food. You should be comfortable using the word in professional settings. For example, you might talk about 'dantai kōshō' (collective bargaining), which is a core activity of a labor union. You should also understand the role of 'JA' (Japan Agriculture) as a massive kumiai that supports rural life. At this level, you can start to use more complex grammar patterns, such as 'kumiai ni yotte' (by the union) or 'kumiai to shite' (as a union). You should also be aware of the social nuance: in Japan, unions are often seen as partners with the company rather than always being in conflict. Understanding this cultural aspect helps you use the word more naturally in conversations about Japanese society and the economy.

At the B2 level, you should have a deep understanding of 組合 (kumiai) in legal, economic, and social contexts. You should be able to read news articles about labor disputes, agricultural policy, or housing regulations where 'kumiai' is a central term. You should understand the difference between a 'kumiai' and other legal entities like 'shadan hōjin' (incorporated association) or 'npo hōjin' (NPO). You can discuss the 'Shunto' (Spring Wage Offensive) and the role of 'Rengō' (the national federation of unions). At this stage, you should also be familiar with the 'Civil Code' definition of a kumiai as a contractual partnership. You can use the word in abstract discussions about collective action and social responsibility. Your vocabulary should include terms like 'kumiai kessei' (forming a union), 'kumiai dattai' (withdrawing from a union), and 'kyōdō kumiai gensoku' (cooperative principles). You should be able to debate the pros and cons of union membership in the modern gig economy.

At the C1 level, you should master the nuances of 組合 (kumiai) across various specialized fields, including labor law, corporate governance, and historical analysis. You should be able to analyze the historical evolution of kumiai from the Edo period 'za' and 'nakama' to the post-war labor movement. You can engage in high-level discussions about the 'dual structure' of the Japanese economy and how kumiai operate differently in large corporations versus small and medium enterprises (SMEs). You should understand the intricacies of 'kumiai-senjū' (union officials who work full-time for the union) and the legal requirements for a 'kumiai' to have legal personhood (hōjin-kaku). In a business context, you can discuss 'kumiai-gata fando' (partnership-type funds) used in investment. Your use of the word should reflect an understanding of its subtle connotations in different industries—from the highly political labor unions to the community-focused consumer cooperatives. You can use the word in academic writing or professional legal documents with total accuracy.

At the C2 level, you possess a native-like command of 組合 (kumiai), including its most obscure and technical applications. You can interpret and draft complex legal contracts involving 'kumiai' structures, such as 'tōshi jigyō yūgen sekinin kumiai' (Investment Limited Partnerships). You are capable of providing a philosophical or sociological critique of the cooperative movement in Japan compared to international models. You can navigate the most sensitive labor negotiations or corporate restructuring discussions where the 'kumiai' is a key stakeholder. Your understanding includes the historical baggage of the word, its role in the development of Japanese-style management, and its future in a rapidly changing labor market. You can use 'kumiai' in sophisticated metaphors or in-depth policy analysis. There is no context—whether it be the minutiae of agricultural subsidies, the complexities of urban redevelopment associations, or the nuances of collective labor law—where you cannot use '組合' with absolute precision and cultural depth.

Practice it Examples Notes & Tips

組合 in 30 Seconds

A formal organization or association for mutual benefit.
Commonly refers to labor unions (worker's rights).
Also refers to cooperatives (JA, Co-op stores).
Implies a legal or structured collective body.

The Japanese word 組合 (くみあい - kumiai) is a foundational noun in the Japanese lexicon, primarily functioning to describe a formal organization, association, or collective body formed by individuals who share common interests or goals. At its core, the word is composed of two kanji: 組 (kumi), meaning 'group,' 'set,' or 'to assemble,' and 合 (ai), meaning 'to meet,' 'to fit,' or 'to combine.' Together, they evoke the image of separate threads being braided together into a single, stronger cord. In modern Japanese society, this word is most frequently encountered in two major contexts: labor relations and consumer/agricultural cooperatives.

Labor Union Context: In the workplace, 組合 is the standard term for a labor union (労働組合 - rōdō kumiai). It refers to the organization of employees who negotiate with management for better wages, working conditions, and benefits. When a Japanese worker mentions 'the union,' they are almost certainly using this word.

彼は労働組合のリーダーとして、賃上げを要求した。
(As a labor union leader, he demanded a wage increase.)

Cooperative Context: The second major usage is for 'cooperatives' (協同組合 - kyōdō kumiai). This includes agricultural cooperatives (JA), fishery cooperatives (JF), and consumer cooperatives (commonly known as 'Co-op'). These are business organizations owned and operated by their members for their mutual benefit.

Beyond these formal structures, 組合 can also refer to trade associations, guilds, or even specialized partnerships in legal contexts. It implies a level of formality and legal standing that simpler words like 'group' (グループ - gurūpu) or 'gathering' (集まり - atsumari) do not possess. Historically, the concept of kumiai dates back to the Edo period with 'za' or 'nakama' organizations, which were early forms of merchant guilds. Today, the word carries a weight of collective responsibility and institutional structure. Whether it is a taxi drivers' association or a neighborhood homeowners' association (often called 'kanri kumiai' in apartment complexes), the term signals that individuals have joined forces to manage shared assets or advocate for shared rights.

マンションの管理組合の理事会に出席する。
(I will attend the board meeting of the apartment management association.)

Professional Associations: In various trades, professionals form 'gyōkai kumiai' (industry associations) to set standards and protect the interests of their specific craft, such as carpenters, doctors, or traditional artisans.

Understanding 組合 requires recognizing its nuance of 'strength in numbers.' It is not just a casual club; it is a structured entity often recognized by law, with specific bylaws, membership fees, and representative leaders. In the context of the Japanese 'shunto' (Spring Wage Offensive), the labor 組合 becomes a central figure in national news, negotiating with the 'Keidanren' (Business Federation). Similarly, in rural Japan, the agricultural 組合 (JA) is often the most powerful economic and social hub in the community, providing banking, insurance, and retail services alongside farming support. Thus, the word is deeply woven into the fabric of Japanese social and economic stability.

地元の農業協同組合から野菜を仕入れている。
(We source our vegetables from the local agricultural cooperative.)

Using 組合 (kumiai) correctly involves understanding its grammatical role as a noun and its frequent participation in compound nouns. It is rarely used as a verb (you don't 'kumiai' something), but it is the object of verbs like 'forming' (結成する - kessei suru), 'joining' (加入する - kanyū suru), or 'operating' (運営する - un'ei suru). When you want to talk about the act of grouping things together in a general sense, you would use the verb form 組み合わせる (kumiawaseru), which is a separate but related word. 組合 itself refers strictly to the organization or the entity.

Subject/Object Position: As a standard noun, it follows the particles 'ga', 'wa', 'o', or 'ni'. For example, 'The union decided...' (組合が決定した) or 'I joined the union' (組合に入った).

労働組合はストライキを計画しています。
(The labor union is planning a strike.)

Compound Noun Formation: This is perhaps the most common way to see the word. By prefixing it with a specific field, you create the name of a specific type of association. Examples include: 漁業組合 (Fishery union), 生活協同組合 (Consumer co-op), and 健康保険組合 (Health insurance association).

When using 組合 in a sentence, it is important to distinguish between the organization as an entity and the members themselves. If you want to say 'the union members,' you would say 組合員 (kumiai-in). If you want to talk about the costs associated with it, you use 組合費 (kumiai-hi) (union dues). The word is versatile but consistently formal. In casual conversation, people might shorten 'labor union' to just 'kumiai' if the context is clear, such as when discussing company politics or benefits.

毎月、給料から組合費が天引きされます。
(Union dues are deducted from my salary every month.)

Legal and Formal Tones: In legal documents, 'kumiai' refers to a specific type of contract defined by the Civil Code of Japan where two or more persons agree to carry out a common undertaking by making contributions. This is a very high-level use of the word.

Finally, consider the nuances of 'membership.' To join a kumiai, one uses the verb 加入する (kanyū suru) or 入る (hairu). To leave or withdraw, one uses 脱退する (dattai suru). These specific verbs help ground the word in its institutional reality. For example: 'I decided to join the consumer co-op' (生協の組合に加入することにしました). By mastering these collocations, you can use 組合 in a way that sounds natural to native speakers, whether you are discussing social issues, business structures, or daily life in a Japanese apartment complex.

彼はその組合を脱退しました。
(He withdrew from that association/union.)

In Japan, you don't have to look far to find the word 組合 (kumiai); it is omnipresent in both economic and social spheres. Perhaps the most visible manifestation is in the retail sector through the 'Co-op' (short for 協同組合). If you walk through any Japanese residential neighborhood, you will see small delivery trucks with the 'CO-OP' logo. These belong to consumer cooperatives where members pool their purchasing power to buy high-quality groceries and household items. When people talk about 'Seikyo' (生協), they are referring to the 生活協同組合 (Seikatsu Kyōdō Kumiai). This is a very soft, daily-life context for the word.

News and Media: Every spring, during the 'Shunto' (Spring Wage Offensive), news broadcasts are filled with images of union leaders in headbands or suits negotiating with corporate executives. The word 'Rōdō Kumiai' (Labor Union) is repeated constantly as reporters discuss wage hikes, inflation adjustments, and labor rights.

ニュースで労働組合の交渉が報じられている。
(The labor union's negotiations are being reported on the news.)

Rural Communities: In the countryside, 'JA' (Japan Agriculture) is the dominant presence. JA is a massive network of agricultural cooperatives (農業協同組合 - Nōgyō Kyōdō Kumiai). Farmers hear this word daily as they sell their crops through the kumiai, buy equipment, or even use the JA bank and insurance services.

In urban living, specifically for those residing in condominiums (mansion), the word appears in the form of the 管理組合 (Kanri Kumiai) or Management Association. Every owner is legally required to be a member. You will see this word on notices in the elevator, on monthly bills for maintenance fees, and in invitations to the annual general meeting. It represents the collective governance of the building. If there is a leak in the roof or a plan to repaint the exterior, it is the 'kumiai' that makes the decision. Thus, for an urban resident, the word signifies bureaucratic responsibility and community management.

マンションの管理組合からのお知らせを読みましたか？
(Did you read the notice from the apartment management association?)

Traditional Crafts and Industries: If you visit a town famous for pottery or weaving, you will find the 'Kōgei Kumiai' (Craft Association). These organizations protect the brand of the local craft (like Imari ware or Nishijin silk) and ensure that only authentic products carry the regional name.

Finally, you might hear this word in legal or business dramas on TV. Characters might discuss 'kumiai kessei' (forming a union) as a plot point for resisting a corporate takeover or fighting against unfair dismissal. In these contexts, the word carries a tone of solidarity and defiance. From the quiet grocery delivery to the intense courtroom drama, 組合 is a word that describes how Japanese people organize themselves to face economic and social challenges collectively. It is a word of structure, cooperation, and shared identity.

地元のタクシー組合が運賃の改定を決定した。
(The local taxi association decided on a fare revision.)

One of the most frequent mistakes English speakers make when using 組合 (kumiai) is confusing it with other words for 'group' or 'association.' While 'kumiai' can be translated as 'association,' it is not a generic term for any club or gathering. For instance, a sports club or a hobby group is usually called a サークル (sākuru), クラブ (kurabu), or 同好会 (dōkōkai). Using 'kumiai' for a group of friends who meet to play tennis would sound very strange, as it implies a legal or economic partnership that doesn't exist in a social club.

Confusion with 'Dantai' (団体): Many learners use 'dantai' and 'kumiai' interchangeably. However, 'dantai' is a broader term for any organization or body (like a non-profit or a political group). 'Kumiai' specifically implies a cooperative structure where members have a shared economic or professional stake. You can say 'political group' (政治団体 - seiji dantai), but 'political union' (政治組合) is not a standard term.

✕ 友達と映画組合を作った。
○ 友達と映画サークルを作った。
(I formed a movie club with friends.)

Confusion with 'Kyōkai' (協会): 'Kyōkai' usually refers to a large-scale 'association' or 'society' that oversees a whole field (like the Japan Football Association - 日本サッカー協会). 'Kumiai' is more 'bottom-up'—it is formed by the members themselves to protect their specific interests. A 'kyōkai' is often a governing body, whereas a 'kumiai' is a representative body.

Another common mistake involves the verb form. English speakers might try to use 'kumiai' as a verb meaning 'to combine.' While the kanji 組合 are used in the verb 組み合わせる (kumiawaseru), the noun 組合 itself cannot be turned into a 'suru-verb' to mean 'to group things.' If you say 'kumiai suru,' it doesn't mean anything in standard Japanese. You must use the full verb 'kumiawaseru' for the action of combining or matching items (like colors or parts).

✕ 色を組合する。
○ 色を組み合わせる。
(To combine/match colors.)

Misunderstanding 'Co-op' usage: When referring to the supermarket 'Co-op,' learners often just say 'kumiai.' While technically correct (it is a kumiai), native speakers almost exclusively say 'Seikyo' or 'Co-op.' Calling the grocery store 'kumiai' without context might lead a listener to think you are talking about a labor strike or a management meeting.

Lastly, be careful with the pronunciation. The pitch accent for 組合 is usually [0] (Heiban/Flat) or [3] depending on the dialect, but ensure you don't confuse it with 組み合い (kumiai), which is the continuative form of the verb 'kumiau' (to grapple/tangle with each other). While they sound identical, the context usually prevents confusion, but in writing, the lack of okurigana (the 'i' after 'ai') distinguishes the noun 'organization' from the action of 'grappling.'

労働組合の活動に参加する。
(Participate in labor union activities - Correct usage.)

To truly master 組合 (kumiai), you must be able to distinguish it from its synonyms and related terms. Japanese has a rich vocabulary for groups and organizations, each with a specific nuance. 団体 (dantai) is the most generic synonym, referring to any collective body. While all 'kumiai' are 'dantai,' not all 'dantai' are 'kumiai.' 'Dantai' focuses on the group as a single unit, whereas 'kumiai' emphasizes the act of individuals coming together for a shared purpose, often economic or protective.

組合 vs. 協会 (Kyōkai): 'Kyōkai' (Association/Society) usually implies a more prestigious or academic organization. For example, the 'Japan Medical Association' is 日本医師会 (Nihon Ishikai), not a kumiai. A 'kumiai' is more likely to be found among workers or small business owners (like a 'Barbers' Association' - 理容組合).

日本将棋連盟はプロ棋士の団体ですが、組合とは呼びません。
(The Japan Shogi Association is a professional body, but it is not called a 'kumiai'.)

組合 vs. 連合 (Rengō): 'Rengō' (Federation/Alliance) is a step above 'kumiai.' It is often a 'union of unions.' The largest labor organization in Japan is simply called 'Rengō' (JTUC). While a 'kumiai' is at the company or local level, a 'rengō' is at the national or industrial level.

Another word often confused is 連盟 (renmei), which means 'league' or 'federation.' This is common in sports (International Olympic Committee - 国際オリンピック委員会, though committees are 'iinkai') or political alliances. ギルド (girudo) is the katakana for 'guild' and is mostly used in fantasy games or when talking about historical European structures. For historical Japanese guilds, the term 座 (za) or 株仲間 (kabunakama) is used. Understanding these distinctions helps you navigate the professional and social landscape of Japan with precision.

労働組合の連合会が声明を発表した。
(A federation of labor unions issued a statement.)

Specific Alternatives

共済 (Kyōsai): Mutual aid. Often seen in 'Kyōsai Kumiai' (Mutual Aid Association), focusing on insurance and welfare.
社団 (Shadan): An incorporated association. More legalistic than 'kumiai.'
会議 (Kaigi): Council or conference. Used for bodies that meet to discuss policy, like the 'Japan Science Council' (日本学術会議).

In summary, choose 組合 when the organization is based on a cooperative model, a labor union, or a local management body. Choose 団体 for general groups, 協会 for high-level associations, and 連合 for large-scale federations. This precision will make your Japanese sound professional and natural.

消費者の利益を守るために組合が結成された。
(A cooperative was formed to protect consumers' interests.)

How Formal Is It?

Fun Fact

In the Edo period, similar groups were called 'za' (literally 'seat'). The word 'kumiai' became the legal standard during Japan's modernization to translate Western concepts of 'unions' and 'cooperatives.'

Pronunciation Guide

UK /ku.mi.a.i/

US /ku.mi.a.i/

Flat (Heiban) or with a slight drop after 'mi' (Nakadaka) depending on regional accent.

Rhymes With

Tsukiai (socializing) Miai (arranged marriage meeting) Shiai (match/game) Ajiwai (flavor/savor) Nigiai (bustle) Oiai (chase) Sashiai (hindrance) Mukaiai (facing each other)

Common Errors

Pronouncing 'u' too strongly (like 'coo').
Blending 'a' and 'i' into a diphthong like 'eye'. They must be separate syllables.
Stressing the wrong syllable; keep it flat.
Confusing it with 'kumiai' (grappling) which has different pitch.
Omitting the 'i' sound at the end.

Difficulty Rating

Reading 2/5

Kanji are common but require knowing the 'ai' reading of 合.

Writing 3/5

The kanji 組 has several strokes and must be written clearly.

Speaking 1/5

Pronunciation is straightforward with four syllables.

Listening 2/5

Can be confused with 'kumiai' (grappling) without context.

What to Learn Next

Prerequisites

グループ (group) 会 (meeting/association) 人 (person) 働く (to work)

Learn Next

団体 (organization) 交渉 (negotiation) 権利 (rights) 協力 (cooperation) 制度 (system)

Advanced

法人 (legal person) 規約 (bylaws) 春闘 (Spring Wage Offensive) 連帯 (solidarity)

Grammar to Know

Noun + 員 (in)

組合員 (Union member)

Noun + 費 (hi)

組合費 (Union fee)

Verb stem + 合う (au)

助け合う (Help each other)

Compound Nouns

労働組合 (Labor + Union)

Suru-verbs with related words

組合を結成する (Form a union)

Examples by Level

私はコープの組合に入っています。

I am a member of the Co-op (cooperative).

Uses 'ni haitte imasu' to show membership status.

この組合はとても大きいです。

This association is very big.

Simple 'wa... desu' structure.

組合の店で買い物をします。

I shop at the association's store.

Possessive 'no' connects association and store.

あのバスは組合のものです。

That bus belongs to the union/association.

Uses 'no mono' to indicate possession.

組合のみんなで掃除をしました。

Everyone in the association cleaned together.

Uses 'de' to show the group performing an action.

組合のリーダーは親切です。

The leader of the association is kind.

Subject-Adjective structure.

新しい組合を作りました。

We made a new association.

Direct object 'o' with the verb 'tsukuru'.

組合に入りたいですか？

Do you want to join the association?

Desiderative form '-tai' with 'ni hairu'.

労働組合が給料について話しています。

The labor union is talking about salaries.

Compound noun 'rōdō kumiai' (labor union).

組合費は毎月千円です。

The union fee is 1,000 yen every month.

Compound noun 'kumiai-hi' (union fee).

彼は農業組合で働いています。

He works at the agricultural cooperative.

Compound noun 'nōgyō kumiai' (agricultural cooperative).

組合員になると、いろいろなサービスが受けられます。

If you become a union member, you can receive various services.

Conditional 'to' with 'kumiai-in' (member).

マンションの管理組合から手紙が来ました。

A letter came from the apartment management association.

Specific term 'kanri kumiai'.

組合の会議は来週の月曜日です。

The association meeting is next Monday.

Time expression with 'no kaigi'.

組合を辞める時は、手続きが必要です。

Procedures are necessary when leaving the union.

Verb 'yameru' (to quit) with 'toki' (when).

地元のタクシー組合がストライキをしています。

The local taxi association is on strike.

Present progressive '-te iru' for an ongoing strike.

労働組合は、労働者の権利を守るために活動しています。

Labor unions are active in order to protect workers' rights.

Uses 'tame ni' (in order to) to show purpose.

生活協同組合は、安全な食品を安く提供しています。

Consumer cooperatives provide safe food at low prices.

Compound term 'seikatsu kyōdō kumiai'.

彼は組合の代表として会社と交渉した。

He negotiated with the company as a representative of the union.

Uses 'to shite' to mean 'in the capacity of'.

組合の加入率が下がっていることが問題になっている。

The fact that the union membership rate is falling has become a problem.

Uses 'koto' to nominalize the clause about the falling rate.

組合員の間で、新しい規則についての意見が分かれた。

Opinions among union members were divided regarding the new rules.

Uses 'no aida de' (among) and 'ni tsuite' (about).

このプロジェクトは複数の組合が協力して行っている。

This project is being carried out through the cooperation of multiple associations.

Uses 'kyōryoku shite' (cooperating).

組合の役員に選ばれて、責任を感じている。

I was elected as a union officer and feel a sense of responsibility.

Passive voice 'erabarete' (to be elected).

組合の目的は、組合員の生活を向上させることです。

The purpose of the association is to improve the lives of its members.

Causative form 'kōjō saseru' (to make improve).

労働組合法に基づいて、正当な交渉が行われた。

Legitimate negotiations were conducted based on the Labor Union Act.

Uses 'ni motozuite' (based on).

組合の資産は、組合員全員の共有物である。

The assets of the association are the joint property of all members.

Formal term 'shoyūbutsu' (property).

管理組合の理事会で、大規模修繕の計画が承認された。

At the management association's board meeting, the plan for large-scale repairs was approved.

Specific vocabulary: 'rijikai' (board) and 'shūzen' (repairs).

組合がストライキを決行したことで、交通機関が麻痺した。

As the union went ahead with the strike, transportation was paralyzed.

Uses 'de' to show cause/reason for the paralysis.

組合の規約に違反したため、彼は除名処分となった。

Because he violated the association's bylaws, he was expelled.

Formal grammar: 'tame' (reason) and 'shobun' (disposition/punishment).

消費者の力で市場を変えるため、生協の組合活動が活発化している。

To change the market through consumer power, Co-op association activities are intensifying.

Intransitive verb 'kappatsu-ka shite iru' (intensifying).

組合の透明性を高めるために、決算報告書が公開された。

In order to increase the transparency of the association, the financial statements were made public.

Uses 'tame ni' with 'kōkai sareta' (was made public).

その組合は、中小企業の経営を支援するために設立された。

That association was established to support the management of small and medium-sized enterprises.

Passive voice 'setsuritsu sareta' (was established).

労働組合の組織率は年々低下しており、その存在意義が問われている。

The unionization rate is declining year by year, and its raison d'être is being questioned.

Advanced vocabulary: 'soshiki-ritsu' (unionization rate) and 'sonzai igi' (reason for being).

民法上の組合と権利能力なき社団の区別は、法的に非常に重要である。

The distinction between a 'kumiai' under the Civil Code and an association without legal capacity is legally very important.

Legal terminology: 'kenri nōryoku naki shadan'.

組合専従者としてのキャリアが、彼の政治家としての基盤となった。

His career as a full-time union official became his foundation as a politician.

Specific term: 'kumiai senjū-sha' (full-time union staff).

漁業協同組合は、水産資源の持続可能な管理において中枢的な役割を担っている。

Fishery cooperatives play a central role in the sustainable management of marine resources.

Advanced verb 'yakuwari o ninau' (to bear/play a role).

組合の民主的な運営を確保するためには、組合員の積極的な参画が不可欠だ。

In order to ensure the democratic operation of the association, the active participation of members is indispensable.

Formal structure '...ga fukaketsu da' (is indispensable).

投資事業有限責任組合（LPS）を通じて、ベンチャー企業への資金供給が行われる。

Capital is supplied to venture companies through Investment Limited Partnerships (LPS).

Technical financial term: 'tōshi jigyō yūgen sekinin kumiai'.

組合の法人格取得により、不動産の登記が組合名義で行えるようになった。

With the acquisition of legal personhood, it became possible to register real estate in the name of the association.

Technical term: 'hōjin-kaku shutoku' and 'meigi' (name/title).

春闘における組合側の要求は、インフレ率を考慮した実質賃金の維持であった。

The union side's demand in the Spring Wage Offensive was the maintenance of real wages, taking the inflation rate into account.

Complex noun phrase 'jisshitsu chingin no iji'.

組合という組織形態が持つ、互助精神と経済的合理性の相克について論じる。

We will discuss the conflict between the spirit of mutual aid and economic rationality inherent in the 'kumiai' organizational form.

Abstract vocabulary: 'sōkoku' (conflict/rivalry) and 'gojo seishin' (mutual aid spirit).

戦後の労働組合運動の急進化は、当時の政治情勢と密接にリンクしていた。

The radicalization of the post-war labor union movement was closely linked to the political climate of the time.

Academic term 'kyūshin-ka' (radicalization).

共同体的な紐帯が希薄化する現代において、組合が果たすべき新たな役割とは何か。

In the modern era where communal ties are weakening, what is the new role that cooperatives should fulfill?

Sociological terms: 'kyōdōtai-teki chūtai' (communal ties) and 'kihaku-ka' (weakening).

組合契約の法的性質をめぐる議論は、学説上も多岐にわたっている。

Discussions surrounding the legal nature of union contracts are diverse even among academic theories.

Formal phrase 'takki ni watatte iru' (to be wide-ranging).

再開発組合の設立にあたっては、地権者間の利害調整が極めて困難を極める。

In establishing a redevelopment association, the adjustment of interests among landowners is extremely difficult.

Idiomatic expression 'konnan o kiwameru' (to be extremely difficult).

ギルド的独占を排除しつつ、組合による品質保証をいかに維持するかが課題だ。

The challenge is how to maintain quality assurance by associations while eliminating guild-like monopolies.

Uses 'itsutsu' (while/simultaneously).

労働組合のナショナルセンターである『連合』の政治的影響力は、近年変容を遂げている。

The political influence of 'Rengo,' the national center of labor unions, has undergone a transformation in recent years.

Formal verb 'hen'yō o togeru' (to undergo transformation).

組合員による自治の原則が形骸化すれば、その組織は単なる官僚機構に成り下がる。

If the principle of self-governance by members becomes a mere formality, the organization will degenerate into a simple bureaucracy.

Strong verb 'narisagaru' (to degenerate into).

Synonyms

団体協会連合組織ギルド

Antonyms

解散分解

Common Collocations

組合を結成する

組合に加入する

組合を脱退する

組合費を払う

組合員数

組合の代表

管理組合

協同組合

組合規約

組合活動

Common Phrases

労働組合

— A labor union that protects worker rights.

労働組合がストライキを予告した。

生活協同組合

— A consumer cooperative (Co-op).

生活協同組合の宅配を利用する。

農業協同組合

— Agricultural cooperative (JA).

祖父は農業協同組合の会員だ。

漁業協同組合

— Fishery cooperative (JF).

漁業協同組合が海を守っている。

健康保険組合

— Health insurance association.

会社の健康保険組合に入る。

管理組合

— Apartment/Condo management association.

管理組合の理事に選ばれた。

事業協同組合

— Business cooperative for SMEs.

地元の商店街が事業協同組合を作った。

教職員組合

— Teachers' union.

教職員組合が教育改革を訴える。

組合専従

— Full-time union work.

彼は組合専従として働いている。

組合民主主義

— Union democracy.

組合民主主義を徹底させる。

Often Confused With

組合 vs サークル

Circle/Club. Used for hobbies, not formal cooperatives.

組合 vs 和集合

Mathematical 'union' of sets. Never use 'kumiai' for math.

組合 vs 結婚

Marriage. English 'union' can mean marriage, but Japanese 'kumiai' cannot.

Idioms & Expressions

"組合を組む"

— To form an alliance or partnership (less formal).

彼らと組合を組んで商売を始める。

Neutral

"組合の看板"

— The reputation or name of the union.

組合の看板を背負って交渉する。

Neutral

"組合つぶし"

— Union busting.

会社側が組合つぶしを画策している。

Informal/Critical

"御用組合"

— A 'company union' (one that is too close to management).

あの組合は御用組合だと言われている。

Critical

"組合の旗の下に"

— Under the banner of the union (in solidarity).

組合の旗の下に一致団結する。

Formal

"組合の意向"

— The will or intention of the union.

組合の意向を無視することはできない。

Formal

"組合に泣く"

— To suffer due to union restrictions or rules.

厳しい組合のルールに泣かされる。

Informal

"組合の顔"

— The public face or well-known representative of the union.

彼は長年、組合の顔として知られている。

Neutral

"組合の色"

— The political or ideological leaning of the union.

その組合には強い政治的な色がある。

Neutral

"組合の紐"

— The constraints or 'strings' attached to union membership.

組合の紐に縛られて身動きが取れない。

Informal

Easily Confused

組合 vs 団体 (dantai)

Both mean group.

Dantai is any group. Kumiai is a cooperative/union with shared interests.

ボランティア団体 (Volunteer group)

組合 vs 協会 (kyōkai)

Both mean association.

Kyōkai is often a top-down governing body. Kumiai is a bottom-up member group.

日本相撲協会 (Japan Sumo Association)

組合 vs 連盟 (renmei)

Both mean league/union.

Renmei is an alliance of multiple independent entities.

日本棋院 (Go association) vs. 棋士組合 (Player union)

組合 vs 組織 (soshiki)

Both mean organization.

Soshiki refers to the system/structure itself.

軍事組織 (Military organization)

組合 vs 会 (kai)

Very common suffix.

Kai is much broader (party, meeting, club). Kumiai is specific to cooperatives/unions.

飲み会 (Drinking party)

Sentence Patterns

[Place] の組合です。

ここは農家の組合です。

組合に [Verb-masu stem] に行く。

組合に相談に行きます。

組合員として [Action]。

組合員として会議に出席する。

組合の [Noun] に基づいて [Action]。

組合の規約に基づいて決定する。

組合の [Noun] が問われている。

組合の存在意義が問われている。

[Condition] により、組合は [Result]。

不況により、組合は解散した。

組合という [Concept] において [Opinion]。

組合という組織形態において自治は重要だ。

[Technical Term] としての組合。

権利能力なき社団としての組合。

Word Family

Nouns

組合員 (member)

組合費 (fee)

組合長 (head)

協同組合 (cooperative)

労働組合 (labor union)

Verbs

組み合わせる (to combine/match)

組み合う (to grapple/join together)

Adjectives

組合的な (union-like/cooperative)

組織 (organization)

団体 (group)

協力 (cooperation)

連帯 (solidarity)

交渉 (negotiation)

How to Use It

frequency

Common in news, business, and community life.

Common Mistakes

Using 'kumiai' for a hobby club. → サークル (sākuru) or 部活 (bukatsu).
Kumiai is for formal cooperatives/unions, not casual hobbies.
Saying 'kumiai suru' for 'to combine'. → 組み合わせる (kumiawaseru).
Kumiai is a noun, not a suru-verb.
Using 'kumiai' for a mathematical union. → 和集合 (wa-shūgō).
Mathematical terms use different kanji and words.
Confusing 'kumiai' with 'kyōkai' for big associations. → 協会 (kyōkai).
Kyōkai is for governing bodies; Kumiai is for member-based cooperatives.
Calling the Co-op store just 'kumiai'. → 生協 (Seikyo) or コープ (Co-op).
While it is a kumiai, people use the specific names in daily life.

Tips

Compound Suffix

Treat 'kumiai' as a suffix to name specific organizations like 'Labor Union' or 'Fishery Union'.

Co-op Branding

Look for the red or blue 'CO-OP' logo in Japan; that's the most common 'kumiai' you'll see.

Shunto

In March, listen for 'kumiai' in the news; it's the season for wage negotiations.

Civil Code

In a legal context, 'kumiai' refers to a partnership contract between two or more people.

Member vs Organization

Remember to add 'in' (員) to refer to the person (kumiai-in) rather than the group (kumiai).

Four Syllables

Keep 'ku-mi-a-i' even and flat. Avoid making it sound like 'kum-eye'.

Visualizing Solidarity

The kanji 合 (join) under one roof is a great way to remember the meaning of 'association'.

Apartment Life

If you move into a condo, the 'kanri kumiai' will be your main point of contact for building rules.

Kumiai vs Dantai

Use 'dantai' for general groups and 'kumiai' for cooperatives/unions.

News keywords

If you hear 'kumiai' and 'chingin' (wages), it's definitely about labor unions.

Memorize It

Mnemonic

Think of 'Kumi' as a 'Crew' and 'Ai' as 'All-In'. A Kumiai is a 'Crew where everyone is All-In' together.

Visual Association

Imagine a thick rope made of many small threads braided together. Each thread is an individual; the rope is the 組合.

Word Web

Labor Co-op JA Union Association Solidarity Negotiation Fees

Challenge

Try to find three different 'Kumiai' logos in a Japanese neighborhood or on a Japanese website (e.g., JA, Co-op, and a Labor Union).

Word Origin

The word is formed from the kanji 組 (kumi) and 合 (ai). 'Kumi' comes from the verb 'kumitateru' (to assemble) or 'kumu' (to braid/cross). 'Ai' comes from 'au' (to meet/fit).

Original meaning: The act of fitting together parts or braiding threads into a single group.

Sino-Japanese (Kango) roots, but 'kumiai' as a specific social organization term became prominent in the Meiji era.

Cultural Context

Labor unions can be a politically sensitive topic in some corporate environments, though 'Co-op' or 'Management Associations' are neutral.

In English, 'union' often implies labor, while 'cooperative' is used for business. Japanese uses 'kumiai' for both, which can be confusing at first.

Shunto (Spring Wage Offensive) JA (Japan Agriculture) Zen-Roren (National Confederation of Trade Unions)

Practice in Real Life

Real-World Contexts

At the workplace

労働組合に入りますか？
組合の交渉はどうなりましたか？
組合費が引かれています。
組合のリーダーに会う。

Living in an apartment

管理組合の会合がある。
組合からのお知らせです。
修繕費を組合に払う。
組合の理事になる。

Shopping/Groceries

生協の組合員になる。
組合のトラックが来た。
組合の店は安い。
組合のチラシを見る。

Farming/Agriculture

農協（JA）に野菜を出す。
組合の保険に入る。
組合から機械を借りる。
組合の祭りに参加する。

Legal/Business

組合契約を結ぶ。
組合の法人格。
組合資産の分配。
組合の解散手続き。

Conversation Starters

"あなたの会社には労働組合がありますか？ (Does your company have a labor union?)"

"生協（コープ）の組合員ですか？ (Are you a member of the Co-op?)"

"マンションの管理組合はしっかりしていますか？ (Is your apartment's management association reliable?)"

"組合に入ることのメリットは何だと思いますか？ (What do you think are the benefits of joining a union?)"

"日本では農業組合（JA）がとても強いですね。 (Agricultural cooperatives are very strong in Japan, aren't they?)"

Journal Prompts

もし自分が労働組合のリーダーだったら、会社に何を要求しますか？ (If you were a labor union leader, what would you demand from the company?)

協同組合（コープ）のような仕組みは、あなたの国にもありますか？ (Is there a system like cooperatives in your country?)

マンションの管理組合でのトラブルについて、どう解決すべきだと思いますか？ (How do you think troubles in an apartment management association should be solved?)

組合という言葉から、どんなイメージを持ちますか？ (What kind of image do you have from the word 'kumiai'?)

労働組合の加入率が下がっている理由について考えてみましょう。 (Think about the reasons why the unionization rate is falling.)

Frequently Asked Questions

10 questions

No. While it is the word for labor unions, it also refers to agricultural, fishery, and consumer cooperatives, as well as apartment management associations.

JA stands for 'Japan Agriculture,' which is the massive network of agricultural cooperatives (農業協同組合 - Nōgyō Kyōdō Kumiai).

No, that would be a 'sākuru' or 'dōkōkai.' 'Kumiai' implies a more formal, often economic, partnership.

No. Joining a labor union is optional (though some companies have 'union shop' rules). Joining an apartment management association is mandatory for owners.

The word is 'kumiai-hi' (組合費).

Yes, it is a formal noun used in business, law, and news, but it is also used in daily life (like for the Co-op).

Seikyo (生協) is the abbreviation for Seikatsu Kyōdō Kumiai (Consumer Cooperative), commonly known as 'Co-op'.

No. You cannot say 'kumiai suru.' You must use 'kumiawaseru' (to combine) or 'kumiai o tsukuru' (to make a union).

It is the management association of an apartment building, responsible for maintenance and rules.

Yes, the first kanji 組 (kumi) is the same one used for school classes (e.g., 1年1組).