要求する

The Japanese verb 要求する (ようきゅうする - yōkyū suru) is a formal and strong word that translates to 'to demand,' 'to request firmly,' or 'to claim.' It is composed of two kanji: 要 (yō), meaning 'essential,' 'important,' or 'to need,' and 求 (kyū), meaning 'to seek,' 'to request,' or 'to demand.' When combined, these characters create a word that conveys a sense of seeking something that is deemed necessary or rightfully owed. Unlike casual words for asking or requesting, such as 頼む (tanomu) or お願いする (onegai suru), 要求する carries a significant weight of authority, urgency, or entitlement. It is not a word you would use lightly in everyday conversation with friends or family, as it can sound overly aggressive, demanding, or inappropriately formal. Instead, it is predominantly found in business contexts, legal documents, news reports, labor negotiations, and situations where a formal claim is being made. Understanding the sociolinguistic nuances of this word is crucial for Japanese learners, as misusing it can lead to misunderstandings or cause offense by making the speaker sound arrogant or confrontational.

Core Meaning

To demand or request something firmly, often with a sense of right or necessity.

In Japanese society, which heavily values harmony (和 - wa) and indirect communication, making a direct demand is often avoided in interpersonal relationships. Therefore, when 要求する is used, it signals a breakdown of standard polite negotiations or a situation where formal rights are being exercised. For example, a customer might demand a refund (返金を要求する) after receiving a defective product, or a country might demand an apology (謝罪を要求する) from another nation over a diplomatic incident. In these cases, the word highlights the seriousness of the situation and the unyielding stance of the person or entity making the demand. It is also frequently used in passive constructions, such as 要求される (to be demanded/required), to describe necessary qualifications or conditions, like 'Experience is required for this job' (この仕事には経験が要求される).

Nuance

Implies a strong, often non-negotiable request based on rights, rules, or severe necessity.

The grammatical structure typically involves the particle を (o) to mark the thing being demanded, and the particle に (ni) to mark the person or entity the demand is directed at. For instance, 'A に B を要求する' means 'to demand B from A.' This structure is highly consistent across various contexts. Furthermore, 要求 can function as a noun on its own, meaning 'a demand' or 'a request.' You will often see phrases like 要求を飲む (to accept a demand), 要求を拒否する (to reject a demand), or 無理な要求 (an unreasonable demand). Understanding these collocations will significantly enhance your ability to comprehend Japanese news broadcasts and read formal texts. The distinction between a simple request and a formal demand is a critical aspect of Japanese pragmatics, reflecting the culture's intricate hierarchy and politeness levels.

Grammar Structure

[Target] に [Object] を 要求する (To demand [Object] from [Target])

In summary, 要求する is a powerful vocabulary word that belongs in the intermediate to advanced learner's toolkit. It is essential for navigating formal Japanese, understanding current events, and engaging in professional or legal discourse. By mastering its usage, learners can accurately express strong assertions and comprehend the dynamics of power and negotiation in Japanese society. Always remember to gauge the formality of the situation before using it, ensuring that your language matches the context appropriately. The mastery of such nuanced vocabulary is what elevates a learner from basic conversational proficiency to advanced fluency, allowing for a deeper and more precise expression of thoughts and intentions in the Japanese language.

Using 要求する correctly in sentences requires a solid understanding of Japanese particles and sentence structure. Because it is a transitive verb (他動詞 - tadōshi), it must take a direct object, which is marked by the particle を (o). The entity from whom the demand is being made is marked by the particle に (ni). This creates the standard formula: [Person/Entity A] は [Person/Entity B] に [Thing C] を要求する. This structure is incredibly versatile and can be applied to a wide range of formal situations. For example, if workers are demanding better conditions from their employer, the sentence would be: 労働者（A）は 会社（B）に 労働条件の改善（C）を 要求する. It is important to note that the subject (A) is often omitted in Japanese if it is clear from the context, especially in news headlines or continuous narratives. Furthermore, the object being demanded is usually an abstract noun representing an action, state, or compensation, such as 謝罪 (apology), 賠償 (compensation), 改善 (improvement), or 辞任 (resignation).

Basic Syntax

Noun + を + 要求する

Another crucial grammatical aspect of 要求する is its frequent use in the passive voice: 要求される (yōkyū sareru). In English, this often translates to 'is required,' 'is expected,' or 'is demanded.' This passive form is ubiquitous in formal writing, job advertisements, academic contexts, and rulebooks. When a system, a job, or a situation necessitates a certain skill, quality, or action, 要求される is the perfect verb to use. For instance, 'Patience is required for this task' would be この作業には忍耐が要求される. Notice how the particle changes: the thing that is required is marked by が (ga) or は (wa) because it becomes the subject of the passive sentence. This subtle shift in particles is a common stumbling block for learners, so paying close attention to whether the verb is active or passive is essential for grammatical accuracy.

Passive Voice

Noun + が + 要求される (Noun is required/demanded)

Furthermore, 要求 can be used as a noun modifying another noun using the particle の (no), or it can be the object of other verbs. Common phrases include 要求を満たす (to satisfy a demand/requirement), 要求に応じる (to comply with a demand), and 要求を拒否する (to reject a demand). These verb-noun pairings (collocations) are vital for sounding natural in Japanese. When you want to describe the nature of the demand, you can use adjectives before the noun, such as 無理な要求 (an unreasonable demand), 過大な要求 (an excessive demand), or 正当な要求 (a legitimate demand). By combining these elements, you can construct highly complex and precise sentences. For example: 会社は労働組合の正当な要求を拒否した (The company rejected the legitimate demands of the labor union). This level of sentence construction demonstrates a strong command of B1/B2 level Japanese syntax and vocabulary.

Noun Usage

要求 (Noun) + を + Verb (e.g., 飲む, 拒否する)

Lastly, in modern digital contexts, you might see 要求する used in IT and software interfaces. For example, a system might 'demand' or 'request' user authentication, or a software program might have specific system 'requirements' (システム要求). In these technical contexts, the word loses some of its aggressive interpersonal nuance and simply denotes a strict technical necessity or a formal system prompt. However, the core meaning of 'something that must be provided' remains intact. Whether you are reading a legal contract, watching the evening news, or configuring software, recognizing the structural patterns of 要求する will greatly aid your comprehension and allow you to interact with advanced Japanese materials confidently.

The verb 要求する is highly contextual, and knowing where you are likely to encounter it is just as important as knowing its definition. Because it carries a tone of authority, legality, and strict necessity, it is not a word you will hear in casual chats at an izakaya or in lighthearted anime slice-of-life scenes. Instead, it dominates the spheres of news media, politics, business negotiations, legal proceedings, and formal consumer complaints. One of the most common places you will hear this word is on the evening news (ニュース番組). News anchors frequently use it when reporting on international relations, domestic politics, or labor disputes. For example, if one country violates another's airspace, the news will report that the offended country 'demanded a formal apology' (正式な謝罪を要求した). Similarly, during the spring wage offensive (春闘 - shuntō) in Japan, labor unions are constantly reported as 'demanding wage increases' (賃上げを要求する) from corporate management. In these journalistic contexts, the word provides an objective, formal description of a strong claim.

News & Politics

Frequently used to report on diplomatic demands, protests, and political ultimatums.

In the business world, 要求する appears in contracts, formal negotiations, and B2B (business-to-business) communications. When a company fails to deliver goods on time, the receiving company might 'demand compensation' (損害賠償を要求する). It is also prevalent in project management and software development, where 'requirements' are a fundamental concept. The term 要求仕様書 (yōkyū shiyōsho) translates to 'requirements specification document,' outlining exactly what a client demands a piece of software to do. In these professional settings, the word is stripped of emotional anger and instead represents a contractual or operational necessity. However, even in business, using 要求する directly towards a client or a superior in spoken conversation is generally avoided, as it sounds too blunt. Instead, softer phrases like ご要望 (goyōbō - requests) or お願い (onegai - favors) are preferred for interpersonal communication, reserving 要求 for written documents or internal discussions about client demands.

Business & Legal

Used in contracts, requirement documents, and formal disputes over compensation or terms.

Another context where you will frequently encounter this word is in legal and criminal scenarios. Police dramas, mystery novels, and true crime reports use it extensively. A kidnapper 'demands a ransom' (身代金を要求する), a blackmailer 'demands money' (金銭を要求する), or a lawyer 'demands the release of a suspect' (容疑者の釈放を要求する). In these dramatic contexts, the word perfectly captures the high stakes and the coercive nature of the request. Furthermore, in consumer rights situations, an angry customer (often referred to as a クレーマー - claimer/complainer in Japanese) might make 'unreasonable demands' (不当な要求) to store staff. Store policies often have guidelines on how to handle 'malicious demands' (悪質な要求). Therefore, while you might not use the word yourself in daily life, you will constantly hear it in media that portrays conflict, negotiation, or the enforcement of rules.

Crime & Drama

Standard vocabulary for kidnappers demanding ransom or lawyers demanding justice.

In summary, 要求する is a cornerstone of formal, journalistic, and professional Japanese. It is the language of rights, rules, and resolutions. By tuning your ear to news broadcasts, reading newspaper articles, or watching legal dramas, you will quickly become familiar with its rhythm and typical contexts. Understanding when *not* to use it is just as vital as knowing when it applies, ensuring that your Japanese remains polite, context-appropriate, and socially aware. It is a word that bridges the gap between everyday conversational Japanese and the complex, structured language of adult society.

One of the most frequent and socially awkward mistakes English speakers make when learning Japanese is translating the English word 'demand' or 'request' directly to 要求する without considering the interpersonal context. In English, you might say 'I request that you help me' or 'I demand an answer' in a somewhat casual or slightly heated personal argument. However, if you use 要求する with a friend, a teacher, or a colleague in Japanese, it sounds incredibly aggressive, arrogant, and inappropriate. It makes you sound like a dictator, a lawyer, or someone issuing a formal ultimatum. For everyday requests, asking for favors, or telling someone to do something, Japanese relies on a complex system of polite verbs and giving/receiving verbs (授受動詞 - juju dōshi) like てもらう (te morau), てくれる (te kureru), 頼む (tanomu), or お願いする (onegai suru). Using 要求する in these situations completely violates the social harmony and politeness levels expected in Japanese culture.

Mistake 1: Casual Requests

Using 要求する to ask a friend or colleague for a simple favor or action.

Another common grammatical mistake involves the misuse of particles. Because 要求する translates to 'demand,' learners sometimes try to use the particle に (ni) for the object being demanded, or they get confused about how to mark the person they are demanding something from. The correct structure is strictly: [Person you are demanding from] に [Thing you are demanding] を 要求する. For example, 'I demand an apology from him' is 彼に謝罪を要求する. A common error is saying 彼を謝罪に要求する, which makes no sense in Japanese. Furthermore, learners often struggle with the passive form. When saying 'Patience is required,' they might incorrectly say 忍耐を要求する (demands patience) instead of the natural passive 忍耐が要求される (patience is demanded/required). Mastering the active vs. passive distinction and the accompanying particle shifts (を vs. が) is crucial for using this word accurately.

Mistake 2: Particle Confusion

Swapping を and に, or failing to use が in passive constructions.

A third mistake is confusing 要求する with similar-sounding or similar-meaning words like 請求する (seikyū suru) or 要望する (yōbō suru). While they all relate to asking for something, their specific use cases are distinct. 請求する is almost exclusively used for billing or requesting payment (e.g., 料金を請求する - to bill for a fee). If you use 要求する when you mean to send an invoice, it sounds like you are aggressively demanding money rather than performing a standard business transaction. On the other hand, 要望する is a softer, more polite way to express a strong wish or request, often used by citizens towards the government or customers towards a business (e.g., 改善を要望する - to request an improvement). Using 要求する instead of 要望する can make a polite petition sound like a hostile ultimatum. Understanding these subtle differences in register and specific application is what separates an intermediate learner from an advanced speaker.

Mistake 3: Wrong Synonym

Using 要求 for billing (請求) or polite requests (要望).

To avoid these mistakes, always pause and consider the relationship between the speaker and the listener, as well as the nature of the request. If you are talking to a person and you want them to do something for you out of goodwill, duty, or friendship, avoid 要求する entirely. Reserve it for reading the news, discussing politics, analyzing legal cases, or describing strict systemic requirements. By categorizing this word mentally as 'formal/objective/aggressive' rather than a simple translation of 'request,' you will naturally steer clear of these embarrassing sociolinguistic errors and sound much more natural and culturally aware in your Japanese communication.

The Japanese language is rich with vocabulary for asking, requesting, and demanding, each carrying its own specific nuance, level of formality, and appropriate context. Understanding the alternatives to 要求する is essential for precise communication. The most common general alternative is 求める (もとめる - motomeru). 求める is a broader, slightly softer word that means 'to seek,' 'to ask for,' or 'to request.' While 要求する implies a strong, almost forceful demand based on rights, 求める is more neutral. You can 求める (seek) advice, understanding, or cooperation without sounding aggressive. For example, 協力を求める (to request cooperation) is a standard, polite phrase used in public announcements or business, whereas 協力を要求する would sound like a strict order or an ultimatum. 求める is the safest and most versatile alternative when you need a formal word for 'request' that doesn't carry the heavy, confrontational baggage of 要求する.

求める (motomeru)

To seek, to ask for, to request. Broader and softer than 要求する.

Another highly specific alternative is 請求する (せいきゅうする - seikyū suru). As mentioned in the common mistakes section, 請求する is specifically used for billing or claiming payment for services rendered or goods delivered. It translates directly to 'to bill' or 'to charge.' If you receive a bill in the mail, it is a 請求書 (seikyūsho). While both 要求 and 請求 involve asking for something, 請求 is purely transactional and administrative. You would never 請求 an apology or a resignation; you only 請求 money or payment. On the other hand, if you are making a strong, formal wish or petition, especially to a higher authority or an organization, you would use 要望する (ようぼうする - yōbō suru). 要望 translates to 'a strong request' or 'a wish.' It is polite but firm, often used by residents asking the city council for a new park, or customers asking a company to bring back a discontinued product. It lacks the 'I have a right to this' aggression of 要求する, making it much more socially acceptable in public discourse.

請求する (seikyū suru)

To bill, to claim payment. Strictly used for financial transactions.

For everyday, interpersonal situations where you simply want to ask someone to do something, the most appropriate alternatives are 頼む (たのむ - tanomu) and お願いする (おねがいする - onegai suru). 頼む is a standard verb for 'to ask a favor' or 'to request,' used among equals or towards subordinates. お願いする is the polite, humble version, used towards superiors, customers, or anyone you want to show respect to. These words maintain social harmony and acknowledge that you are asking for a favor, not demanding a right. If you want to express a command or an order from a position of absolute authority (like a military commander or a strict boss), you would use 命じる (めいじる - meijiru), which means 'to order' or 'to command.' While 要求する is a demand, 命じる is a direct order that leaves no room for negotiation. Understanding this spectrum—from the humble お願いする, to the neutral 求める, the forceful 要求する, and the absolute 命じる—gives you incredible control over the tone and politeness of your Japanese.

頼む / お願いする

To ask a favor, to request. The standard words for interpersonal communication.

In conclusion, while a dictionary might list 'demand' or 'request' for several of these words, their usage in real life is strictly compartmentalized. 要求する is for formal, forceful demands; 請求する is for billing; 要望する is for polite petitions; 求める is for seeking; and 頼む/お願いする are for interpersonal favors. By carefully selecting the right word from this spectrum, you demonstrate not just a broad vocabulary, but a deep understanding of Japanese social dynamics and pragmatic competence. This nuanced approach to vocabulary selection is what truly distinguishes an advanced speaker of Japanese.