At the A1 level, you can think of '試用期間' (shiyō kikan) as a 'test time' at a new job. In many countries, when you start a job, the boss watches you for a few months to see if you are good at the work. In Japan, this is called the 'shiyō kikan.' Usually, it lasts for 3 months. During this time, you learn how to do your job. It is a very important word to know if you want to work in Japan. You might see it on a job advertisement. For example, 'Shiyō kikan: 3 months.' This means for the first 3 months, you are on trial. After that, if everything is okay, you become a permanent worker. It is a long word, but you can remember it by breaking it down: 'shiyō' means 'trial use' and 'kikan' means 'period of time.' Even at a basic level, knowing this word helps you understand your work contract. You don't need to know the difficult laws yet, just that it is the 'start period' of a job.
At the A2 level, you should be able to use '試用期間' in simple sentences about your work life. You might say, 'My probation period is three months' (Watashi no shiyō kikan wa san-kagetsu desu). This word is a compound noun made of 'shiyō' (trial/use) and 'kikan' (period). You will often see it in job descriptions next to information about salary. Sometimes, the salary during the 'shiyō kikan' is a little lower than the regular salary. It's important to ask, 'Is there a probation period?' (Shiyō kikan wa arimasu ka?) during an interview. You should also know that during this time, you are still an employee of the company. You have to follow the rules, come to work on time, and be polite to your coworkers. It is a period of 'mutual checking' where you see if you like the company and the company sees if they like your work. Understanding this word helps you navigate the first few months of a new career in Japan.
For B1 learners, '試用期間' becomes a key term for professional communication. You should understand that this period is not just a formality but a legal state defined in Japanese labor law. Most companies use a 3-month or 6-month 'shiyō kikan' to evaluate a new hire's skills and personality. You might hear phrases like 'shiyō kikan-chū' (during the probation period) or 'shiyō kikan ga owaru' (the probation period ends). At this level, you should also distinguish it from 'kenshū' (training). While 'kenshū' is about learning, 'shiyō kikan' is about being evaluated. You might have to explain your status to others: 'I am currently on probation, so I am working hard to learn the company's ways.' Also, be aware that social insurance (shakai hoken) usually starts from the beginning of the 'shiyō kikan.' If a company says it doesn't, you should be careful. This word is essential for anyone moving beyond basic Japanese into the world of business and official documentation.
At the B2 level, you need to understand the legal implications of the '試用期間.' Under the Japanese Labor Standards Act, a 'shiyō kikan' is considered a labor contract with a reserved right to cancel. This means that while it is easier for a company to let someone go during this period than after it, they still cannot do so without 'objectively rational and socially acceptable' reasons. For example, if an employee's skills are significantly lower than what they claimed in their resume, that might be a reason. However, simply 'not liking' someone is usually not enough. You should be familiar with related terms like 'hon-saiyō' (full employment) and 'kaiko' (dismissal). You might encounter discussions about whether the 'shiyō kikan' can be extended (enchō). Legally, an extension is only possible if it was mentioned in the original employment rules. At this level, you should be able to read a contract and understand how the 'shiyō kikan' affects your rights and your notice period (usually 30 days if you've worked more than 14 days).
At the C1 level, you should be able to discuss the '試用期間' in the context of Japanese corporate culture and labor jurisprudence. You should be aware of landmark legal cases, such as the Mitsubishi Plastic Case, which established the legal nature of the probationary period as a contract with a right of rescission. You can analyze how the 'shiyō kikan' reflects the Japanese 'membership-type' employment system, where the focus is on hiring a person's potential and fitting them into the organization rather than just hiring for a specific 'job-type' task. You should be able to use the term in complex debates about labor market flexibility versus worker protection. For instance, you might argue about whether the 'shiyō kikan' should be longer to allow for better matching, or shorter to provide workers with immediate security. You should also understand the nuances of how 'shiyō kikan' interacts with 'yūki koyō' (fixed-term contracts) and the potential for 'shiyō kikan' to be used as a tool for 'power harassment' if not properly managed by HR. Your vocabulary should include 'fusaiteki' (unsuitability) and 'kaikoken ranyō' (abuse of the right to dismiss).
At the C2 level, your understanding of '試用期間' should be indistinguishable from that of a native professional or legal expert. You can navigate the intricacies of the 'shiyō kikan' within the broader framework of the Japanese 'Long-term Employment System.' You are capable of drafting and reviewing employment regulations (shūgyō kaisoku) that define the parameters of the trial period, including conditions for extension and the specific criteria for 'hon-saiyō.' You can engage in high-level socio-economic discussions regarding how the 'shiyō kikan' serves as a risk-mitigation strategy for companies in a legal environment where permanent employees are highly protected from dismissal. Furthermore, you can compare the Japanese 'shiyō kikan' with international equivalents like the 'période d'essai' in France or 'at-will' employment in the US, highlighting the unique Japanese requirement for 'socially accepted' reasons for non-confirmation. You understand the psychological contract involved—the unspoken agreement of loyalty and training that begins the moment the 'shiyō kikan' starts. Your mastery allows you to use the term not just as a label, but as a concept to explain organizational behavior and labor economics in Japan.

試用期間 in 30 Seconds

  • A formal probationary period at the start of Japanese employment, typically lasting 3-6 months for evaluation.
  • Serves as a legal bridge to permanent 'seishain' status, with specific protections under the Labor Standards Act.
  • Used by employers to assess skills and cultural fit, and by employees to evaluate the workplace environment.
  • Crucial for job seekers to understand, as it affects salary, notice periods, and long-term job security in Japan.

The term 試用期間 (Shiyō Kikan) is a fundamental concept in the Japanese employment landscape, serving as a critical bridge between the initial hiring decision and the full integration of an employee into a company's long-term structure. In English, it is most accurately translated as a 'probationary period' or 'trial period.' However, the Japanese context carries specific legal and social nuances that differentiate it from Western counterparts. While a Western probation might feel like a simple 'getting to know you' phase, the Japanese version is deeply rooted in the philosophy of long-term employment stability. It is the window through which a company evaluates not just your technical skills, but your cultural fit, your adaptability to the specific corporate 'atmosphere' (known as kūki), and your reliability. This period typically lasts between three to six months, though some companies may extend it to a year under specific circumstances. During this time, the employment contract is technically in effect, but it exists under a 'reserved right of rescission' (kaiyoken ryūho-tsuki rōdō kiyaku), meaning the employer has a slightly broader legal leeway to terminate the contract than they would with a regular, permanent employee. However, this is not a 'fire at will' clause; Japanese labor law still requires 'objectively rational grounds' for dismissal during this phase.

Legal Basis
Article 20 of the Labor Standards Act governs the notification of dismissal, even during the trial period. If an employee has worked for more than 14 days, the employer must provide 30 days' notice or pay in lieu of notice, even if the person is still in their 試用期間.

採用面接の際に、試用期間は三ヶ月であると説明を受けました。 (During the recruitment interview, I received an explanation that the probationary period is three months.)

From a social perspective, entering a 試用期間 is a time of high sensitivity. Employees are often advised to be extra diligent with hō-ren-sō (Report-Contact-Consult) and to observe the unspoken rules of the office. It is a period of mutual observation where the employee also decides if the company's culture aligns with their career goals. In Japan, once the 試用期間 is successfully completed, the employee typically transitions into a seishain (permanent employee) status, which offers high job security. Therefore, the stakes are perceived as very high. If you are looking at a job offer in Japan, the details of the 試用期間—including whether the salary is the same as the base salary or slightly reduced (which is legal if specified)—are crucial points to check in the kōyō keiyakusho (employment contract).

Common Duration
Usually 3 months. Extensions are possible but must be clearly defined in the rules of employment (shūgyō kaisoku).

多くの企業では、試用期間中も社会保険に加入させることが義務付けられています。 (In many companies, it is mandatory to enroll employees in social insurance even during the probationary period.)

In summary, 試用期間 is the 'proving ground.' It represents a transition from a candidate to a full member of the corporate family. Understanding this term is essential for anyone navigating the Japanese professional world, as it appears in every contract, job listing, and HR discussion. It encapsulates the Japanese value of careful selection and the commitment to long-term mutual growth between employer and employee.

Using 試用期間 (Shiyō Kikan) correctly requires an understanding of its grammatical role as a compound noun. It is frequently followed by particles like wa (as a subject), no (to show possession or attribute), or chū (to indicate 'during'). For example, saying shiyō kikan-chū (during the probation period) is the most common way to describe one's current employment status. When discussing the length of the period, you use the counter for months (kagetsu) or years (nen) followed by the verb aru (to be/exist) or mōkeru (to establish/set).

Sentence Pattern: Duration
[Company] + no + 試用期間 + wa + [Time] + desu. (The probation period for [Company] is [Time].)

この会社の試用期間は、原則として6ヶ月間と定められています。 (The probationary period of this company is stipulated as 6 months in principle.)

Another common usage involves the verb manryō suru (to expire/complete). When an employee successfully finishes their trial, you say shiyō kikan ga manryō shita. If the company decides to hire them permanently, they might say hon-saiyō ni natta (became a full hire). Conversely, if the period is extended, the verb enchō suru is used. It's important to note that the term is formal. While you might use it in a conversation with a friend, you would use it with professional gravity when speaking to a manager or HR representative.

試用期間中に解雇されることは滅多にありませんが、勤務態度には注意が必要です。 (It is rare to be dismissed during the probationary period, but attention to work attitude is necessary.)

Action Verbs
試用期間を終える (to finish probation), 試用期間を設ける (to set a probation period), 試用期間を延長する (to extend probation).

In professional writing, such as an offer letter (naiteitsuuchisho), the term will almost always be used to define the terms of employment. For example: '試用期間中の給与は月額25万円とする' (The salary during the probation period shall be 250,000 yen per month). Notice the use of to suru (shall be/is decided to be), which is standard legalistic Japanese. Understanding these collocations helps you parse complex contracts and speak more naturally in a Japanese office environment.

You will encounter 試用期間 (Shiyō Kikan) in several specific high-stakes environments. The most frequent is during the job hunting process (shūkatsu). Whether you are a fresh graduate or a mid-career hire (chūtsu saiyō), the term will appear in every job description (kyūjin-hyō). Recruiters will mention it during initial screenings to ensure candidates understand the timeline for full benefits. In the office, it is a common topic of conversation among new hires who might be comparing their experiences or expressing slight anxiety about their upcoming evaluation.

Workplace Context
HR Managers use this word during 'menseki' (orientation) to explain company policy. You might hear: '弊社では3ヶ月の試用期間を設けています' (Our company has a 3-month probation period).

求人票には「試用期間あり」と書かれていることが多いです。 (It is common for job postings to state 'Probation period included.')

Beyond the office, the term appears in news reports and legal discussions regarding labor rights. For instance, if a company is accused of 'unfair dismissal' (futō kaiko) during a trial period, the media will use shiyō kikan to frame the story. It also surfaces in financial contexts; when applying for a mortgage (jūtaku rōn) in Japan, banks often require you to have completed your shiyō kikan and become a seishain before they will approve your loan. This shows how the term extends its reach from the workplace into your personal life and financial stability.

銀行のローン審査では、試用期間が終わっていることが条件になる場合があります。 (In bank loan screenings, completing the probationary period may be a requirement.)

News & Media
Labor disputes involving the 'Shiyō Kikan' are often highlighted to illustrate the balance of power between companies and new workers.

Finally, you'll see it on official documents like your nenkin-techo (pension handbook) or health insurance card if there was a delay in processing during your trial. It is a word that signifies a 'liminal' state—you are in the company, but your permanent seat isn't quite bolted down yet. Hearing this word should trigger a sense of 'evaluation' and 'professionalism' in your mind.

One of the most frequent mistakes learners make is confusing 試用期間 (Shiyō Kikan) with 研修期間 (Kenshū Kikan). While they often overlap, they are not the same. Kenshū kikan refers specifically to a 'training period' where the focus is on learning skills. You can be in a training period without being in a probation period (e.g., an existing employee learning a new role), and you can be in a probation period where you are expected to perform immediately without much formal training. Using kenshū when you mean shiyō can lead to misunderstandings about your legal status and the company's expectations of your output.

Mistake: Confusing Shiyō and Kenshū
Wrong: '今は研修期間です' (if you mean you are being evaluated for permanent hire). Better: '今は試用期間中です'.

試用期間」と「研修期間」は法的にも実務的にも異なります。 ('Probation period' and 'training period' differ both legally and practically.)

Another mistake is assuming that the shiyō kikan is a 'grace period' where mistakes don't matter. In reality, it is the opposite. In Japan, the trial period is when your character is most closely scrutinized. Arriving late or failing to follow small protocols during this time is seen as a much bigger red flag than it would be for a veteran employee. Additionally, some learners mistakenly believe that a company can fire them for any reason during these months. Legally, after the first 14 days, the protection against 'abusive dismissal' (kaikoken ranyō) applies, meaning the company must have a very good reason to let you go.

試用期間だからといって、簡単に解雇できるわけではありません。 (Just because it's a probation period doesn't mean you can be fired easily.)

Mistake: Assuming No Benefits
Some think social insurance doesn't apply during probation. This is usually incorrect and can lead to missed benefits.

Lastly, be careful with the pronunciation. The 'shiyō' (trial/use) has a long 'o' sound. Shortening it to 'shiyo' might make it sound like the volitional form of 'suru' (let's do). Clear articulation of the kanji compounds is vital for being taken seriously in professional settings. Always remember: shiyō (trial) + kikan (period).

While 試用期間 (Shiyō Kikan) is the standard term, there are several related words that describe similar phases of employment or training. Understanding the nuances between them will help you navigate different types of work arrangements. For example, 見習い (Minarai) is often used in traditional crafts, kitchens, or apprenticeships. It implies a 'watching and learning' phase where the individual is a novice. Unlike the formal shiyō kikan of an office job, minarai suggests a longer, more humble path to mastery.

Shiyō Kikan vs. Minarai
Shiyō Kikan is a legal, corporate term. Minarai is a traditional, apprenticeship-based term meaning 'apprentice' or 'trainee.'

寿司職人の世界では、長い見習い期間が必要です。 (In the world of sushi chefs, a long apprenticeship period is necessary.)

Then there is 研修 (Kenshū), which we touched on earlier. Kenshū is explicitly about education. A company might have a 3-month shiyō kikan, the first month of which is a kenshū kikan. During kenshū, you might be in a classroom setting, whereas during the rest of the shiyō kikan, you are on the floor doing the actual work. Another term is インターンシップ (Intānshippu), which is usually for students before they are even hired. This is a pre-employment 'flavor' of the work, whereas shiyō kikan happens after the official hiring decision has been made.

新入社員は、研修を受けてから現場に配属されます。 (New employees are assigned to the field after receiving training.)

Comparison: Legal Status
Shiyō Kikan = Employee. Internship = Often not an employee. Minarai = Can be either, but usually implies lower status.

Finally, consider 有期雇用 (Yūki Koyō)—fixed-term employment. Some companies use a fixed-term contract of 3 months as a 'de facto' probation period. If they like you, they renew it as a permanent contract. While the goal is the same as a shiyō kikan, the legal mechanics are different. Understanding these alternatives ensures you know exactly what kind of 'trial' you are entering.

How Formal Is It?

Fun Fact

In the early 20th century, probation was less formalized. The modern legal structure of 試用期間 was largely shaped by post-WWII labor reforms to protect workers while allowing companies to maintain quality.

Pronunciation Guide

UK ʃijoː kikaɴ
US ʃijoʊ kikɑn
Japanese has pitch accent. In 'Shiyō', the pitch usually stays flat or rises slightly. In 'Kikan', it often starts high and drops.
Rhymes With
Miyō (seeing) Kiyō (skillful) Jikan (time) Mikan (tangerine) Chikan (molester - be careful!) Gikan (technical official) Yikan (regret) Shikan (officer)
Common Errors
  • Shortening the 'o' in 'Shiyō' (making it sound like 'shiyo').
  • Mispronouncing 'kan' as 'can' (like a tin can). It should be 'kahn'.
  • Stressing the wrong syllable (Japanese is generally even-timed).
  • Confusing the 'shi' with 'si' sound.
  • Merging 'yō' and 'ki' too quickly without the glide.

Difficulty Rating

Reading 4/5

Kanji are common but the legal context adds complexity.

Writing 5/5

Writing 試 and 期間 requires practice for stroke order.

Speaking 3/5

Long word, but rhythm is predictable.

Listening 3/5

Clearly articulated in formal settings.

What to Learn Next

Prerequisites

仕事 会社 期間 使う 試験

Learn Next

正社員 解雇 福利厚生 有給休暇 就業規則

Advanced

解約権留保 労働基準監督署 不当解雇 社会保険完備

Grammar to Know

Noun + 中 (chū) for 'during'

試用期間中 (During the probation period)

Time Period + 間 (kan) for duration

三ヶ月間 (For a period of three months)

Passive Voice for administrative actions

試用期間が延長された (The probation period was extended)

Conditional ~ば for 'if'

試用期間が終われば、安心だ (If the probation period ends, I'll be relieved)

Honorifics in business context

試用期間を設けさせていただいております (We have set a probation period - humble)

Examples by Level

1

試用期間は三ヶ月です。

The probation period is three months.

Simple A is B structure using the particle 'wa'.

2

試用期間がありますか?

Is there a probation period?

Using 'ga arimasu ka' to ask about existence.

3

今は試用期間です。

Now is the probation period.

Using 'ima' (now) to describe current status.

4

試用期間の給料はいくらですか?

How much is the salary during the probation period?

Using the possessive 'no' to link period and salary.

5

試用期間が終わりました。

The probation period has ended.

Using the past tense 'owarimashita'.

6

明日から試用期間が始まります。

The probation period starts tomorrow.

Using 'kara' (from) and 'hajimarimasu' (starts).

7

試用期間は大切です。

The probation period is important.

Simple adjective 'taisetsu' (important).

8

私の試用期間は短いです。

My probation period is short.

Using 'watashi no' (my) and 'mijikai' (short).

1

試用期間中に、仕事を覚えます。

I will learn the work during the probation period.

Using 'chū ni' to mean 'during the middle of'.

2

試用期間でも、保険に入ります。

Even during the probation period, I will join the insurance.

Using 'demo' to mean 'even if/even during'.

3

この会社の試用期間は半年です。

This company's probation period is half a year.

Using 'hantoshi' for half a year.

4

試用期間が終わって、正社員になりました。

The probation period ended, and I became a permanent employee.

Using the 'te-form' to connect two actions.

5

試用期間の延長はありますか?

Is there an extension of the probation period?

Using 'enchō' (extension) as a noun.

6

試用期間は、履歴書に書きますか?

Do I write the probation period on my resume?

Using 'ni kakimasu' (write on/in).

7

試用期間が終わるまで、休みは少ないです。

Until the probation period ends, there are few holidays.

Using 'made' (until) and 'sukunai' (few).

8

試用期間は、お互いを知るための時間です。

The probation period is a time for getting to know each other.

Using 'tame no' (for the purpose of).

1

試用期間中であっても、残業代は支払われます。

Even if you are in the probation period, overtime pay is paid.

Using 'de atte mo' for 'even if it is the case that'.

2

試用期間の条件を契約書で確認してください。

Please check the conditions of the probation period in the contract.

Using 'de kakunin shite kudasai' (please check with/in).

3

彼は試用期間を無事に終えて、正式に採用された。

He successfully finished his probation and was formally hired.

Using 'mubun ni' (safely/successfully).

4

試用期間が三ヶ月から六ヶ月に延長された。

The probation period was extended from three months to six months.

Passive voice 'enchō sareta'.

5

試用期間中に辞める場合は、どうすればいいですか?

What should I do if I want to quit during the probation period?

Using 'baai wa' (in the case that).

6

試用期間は、能力を判断するための重要な期間だ。

The probation period is an important time for judging ability.

Using 'handan suru tame no' (for the purpose of judging).

7

試用期間の給与が本採用後より低い場合がある。

There are cases where the probation salary is lower than after full hiring.

Using 'baai ga aru' (there are cases where).

8

多くの企業が、新卒社員に試用期間を設けている。

Many companies set a probation period for new graduates.

Using 'mōkete iru' (have established/set).

1

試用期間中の解雇には、客観的に合理的な理由が必要です。

Dismissal during the probation period requires objectively rational reasons.

Using 'kyakkanteki ni gōriteki na riyū' (objectively rational reasons).

2

就業規則に、試用期間の延長に関する規定があるか確認する。

Check if there are provisions regarding the extension of the probation period in the work rules.

Using 'ni kansuru kitei' (provisions regarding).

3

試用期間満了に伴い、本採用の通知が届いた。

With the expiration of the probation period, a notice of full employment arrived.

Using 'ni tomonai' (along with/accompanying).

4

試用期間は、労働者にとっても会社を見極める期間だ。

The probation period is also a time for workers to evaluate the company.

Using 'mi-kiwameru' (to see through/judge/evaluate).

5

試用期間が14日を超えると、解雇予告の手続きが必要になる。

If the probation period exceeds 14 days, dismissal notice procedures become necessary.

Using 'wo koeru to' (if it exceeds).

6

彼は試用期間中に、期待以上の成果を上げた。

He achieved results beyond expectations during the probation period.

Using 'kitai ijō no seika' (results beyond expectations).

7

試用期間を設ける目的は、適格性を判断することにある。

The purpose of setting a probation period lies in judging suitability.

Using 'ni aru' to mean 'lies in/exists in'.

8

試用期間中の勤務態度が、本採用の可否に直結する。

Work attitude during the probation period directly affects the possibility of full employment.

Using 'chokketsu suru' (to be directly linked).

1

試用期間は、解約権留保付労働契約としての性質を持つ。

The probation period has the character of a labor contract with a reserved right of rescission.

Advanced legal terminology 'kaiyoken ryūho-tsuki'.

2

試用期間中の不適格を理由とする解雇が、権利の濫用と見なされた例がある。

There are cases where dismissal due to unsuitability during probation was deemed an abuse of rights.

Using 'wo riyū to suru' (with ... as the reason).

3

企業は、試用期間の延長を恣意的に行うことはできない。

Companies cannot extend the probation period arbitrarily.

Using 'shiyiteki ni' (arbitrarily).

4

本採用を拒否するには、社会通念上相当と認められる理由が必要だ。

To refuse full employment, reasons deemed appropriate by social conventions are required.

Using 'shakai tsūnen-jō sōtō' (socially appropriate).

5

試用期間は、組織への社会化を促進するプロセスの一部である。

The probation period is part of the process that promotes socialization into the organization.

Using 'shakaika' (socialization).

6

試用期間中の給与体系が、最低賃金法に抵触しないか精査する。

Scrutinize whether the salary system during probation conflicts with the Minimum Wage Act.

Using 'ni teishoku shinai ka' (whether it conflicts with).

7

三菱樹脂事件は、試用期間の法的性格に関する重要な判例である。

The Mitsubishi Plastic Case is an important precedent regarding the legal nature of the probation period.

Using 'ni kansuru jūyō na hanrei' (important precedent regarding).

8

中途採用者に対する試用期間は、即戦力としての評価期間でもある。

The probation period for mid-career hires is also an evaluation period for their immediate utility.

Using 'sokusenryoku' (immediate asset/utility).

1

試用期間の法的構成については、解約権留保付契約説が通説となっている。

Regarding the legal structure of the probation period, the theory of a contract with a reserved right of rescission is the prevailing view.

Using 'tsūsetsu' (prevailing view/common theory).

2

試用期間における解雇権の行使は、通常の解雇よりも広い範囲で認められる傾向にある。

The exercise of the right of dismissal during the probation period tends to be recognized over a wider range than regular dismissal.

Using 'kōshi' (exercise of power/right).

3

実務上、試用期間の延長は、あらかじめ就業規則に明記されていることが不可欠である。

In practice, it is essential that the extension of the probation period is explicitly stated in the work rules beforehand.

Using 'fukaketsu' (indispensable/essential).

4

試用期間満了時の本採用拒否は、実質的には解雇と同等に扱われる。

Refusal of full employment at the end of the probation period is treated substantially the same as dismissal.

Using 'jisshitsuteki ni' (substantially/effectively).

5

労働契約締結時に試用期間の趣旨が十分に説明されていない場合、紛争の火種となり得る。

If the purpose of the probation period is not sufficiently explained when concluding the labor contract, it can become a source of conflict.

Using 'hishane to nari-uru' (can become a source of fire/conflict).

6

試用期間は、企業の採用ミスによるリスクをヘッジするための機能を有している。

The probation period has the function of hedging risks caused by recruitment errors by the company.

Using 'risuku wo hejji suru' (to hedge risk).

7

近年、試用期間を設けずに、まずは有期雇用契約で適性を判断する企業も増えている。

In recent years, an increasing number of companies judge suitability through fixed-term employment contracts first, without setting a probation period.

Using 'mōkezu ni' (without setting/establishing).

8

試用期間中の教育訓練の在り方が、その後の定着率に多大な影響を及ぼす。

The nature of education and training during the probation period has a significant impact on the subsequent retention rate.

Using 'eikyō wo oyobosu' (to exert influence).

Synonyms

見習い期間 研修期間 インターンシップ

Antonyms

本採用 定年

Common Collocations

試用期間を設ける
試用期間中
試用期間満了
試用期間の延長
試用期間を終える
試用期間の有無
試用期間の短縮
試用期間中の解雇
試用期間の規定
試用期間の給与

Common Phrases

試用期間あり

— Found in job ads, indicating a probation period exists.

求人詳細:試用期間あり(3ヶ月)

試用期間なし

— Indicates no probation period; immediate full hire.

即日正社員採用、試用期間なし。

試用期間をパスする

— To successfully pass the probation period (casual).

やっと試用期間をパスしたよ。

試用期間を経て

— After going through the probation period.

試用期間を経て、チームの一員になった。

試用期間の長さ

— The duration of the probation period.

試用期間の長さは会社によって違う。

試用期間の評価

— The evaluation during the probation period.

試用期間の評価がボーナスに響く。

試用期間の目的

— The purpose of the probation period.

試用期間の目的を再確認する。

試用期間の適用

— The application of the probation period.

中途採用者にも試用期間が適用される。

試用期間の完了

— The completion of the probation period.

試用期間の完了を上司に報告する。

試用期間の合意

— Agreement on the probation period.

試用期間の合意書にサインする。

Often Confused With

試用期間 vs 研修期間

Kenshū kikan is for training; Shiyō kikan is for legal evaluation.

試用期間 vs インターン

Internships are usually for students before formal hiring.

試用期間 vs 見習い

Minarai is more about apprenticeship in traditional fields.

Idioms & Expressions

"石の上にも三年"

— Patience will be rewarded (often used to encourage staying past the initial hard period).

試用期間は大変だけど、石の上にも三年だ。

Proverb
"猫をかぶる"

— To pretend to be nicer/quieter than you are (common during probation).

試用期間中は猫をかぶっていたが、今は本性が出た。

Casual
"顔色をうかがう"

— To study someone's expression (to worry about what the boss thinks during probation).

試用期間中は上司の顔色をうかがってばかりいた。

Common
"試練の時"

— A time of trial or ordeal.

今の試用期間は、私にとって試練の時だ。

Dramatic
"地固め"

— Consolidating one's position or foundation.

試用期間は、将来のための地固めだ。

Business
"一皮むける"

— To shed one's skin (to grow significantly after a trial).

試用期間を終えて、彼も一皮むけたね。

Idiomatic
"背水の陣"

— Last stand/burning bridges (feeling you must succeed in probation).

この試用期間は背水の陣で挑む。

Literary
"まな板の上の鯉"

— A carp on a cutting board (feeling helpless during evaluation).

評価を待つ間は、まな板の上の鯉の気分だ。

Idiomatic
"肝を据える"

— To steel oneself/be determined.

試用期間を乗り切るために肝を据える。

Common
"初心忘るべからず"

— Don't forget your initial humbleness (good advice after probation).

本採用になっても、初心忘るべからずだ。

Proverb

Easily Confused

試用期間 vs 研修期間

Both happen at the start of a job.

Kenshū focuses on learning/skills. Shiyō focuses on the employment contract and suitability evaluation. You can have both simultaneously.

最初の1ヶ月は研修期間で、試用期間全体は3ヶ月です。

試用期間 vs 実習期間

Both imply a 'practice' or 'learning' phase.

Jisshū is usually for students (like medical or teaching students) to gain experience. Shiyō is for actual employees.

教育実習期間中は、まだ学生です。

試用期間 vs 試作期間

Both start with 'Shi' and involve a trial.

Shisaku is for products (prototyping). Shiyō is for people/employment.

新製品の試作期間に入る。

試用期間 vs 猶予期間

Both describe a temporary period before a final state.

Yūyo kikan is a 'grace period' for payments or deadlines. Shiyō kikan is for employment testing.

支払いの猶予期間は一週間です。

試用期間 vs 待機期間

Both are 'waiting' or 'initial' periods.

Taiki kikan is a 'waiting period' (e.g., for insurance benefits to kick in). Shiyō kikan is active work evaluation.

失業保険の待機期間は7日間です。

Sentence Patterns

A1

試用期間は [Time] です。

試用期間は三ヶ月です。

A2

試用期間中に [Verb]。

試用期間中に仕事を覚えます。

B1

[Noun] のため、試用期間を [Verb]。

研修のため、試用期間を設けます。

B2

[Clause] 場合、試用期間を [Verb] することがあります。

能力が不足している場合、試用期間を延長することがあります。

C1

試用期間の法的性質は [Noun] と解される。

試用期間の法的性質は解約権留保付労働契約と解される。

C2

試用期間における [Noun] の行使は、[Adverb] 制限される。

試用期間における解雇権の行使は、法的に厳格に制限される。

B1

試用期間を経て [Noun] になる。

試用期間を経て正社員になる。

A2

試用期間の給与は [Amount] です。

試用期間の給与は20万円です。

Word Family

Nouns

試用 (Trial use)
期間 (Period)
試用者 (Person on trial - rare)
試用品 (Trial product)

Verbs

試用する (To use on a trial basis)
試みる (To try/attempt)

Related

採用 (Recruitment)
解雇 (Dismissal)
本採用 (Full hiring)
就業規則 (Work rules)
労働基準法 (Labor Standards Act)

How to Use It

frequency

High in corporate and legal contexts.

Common Mistakes
  • Using 研修期間 instead of 試用期間 when talking about legal status. 試用期間

    研修 is for training content; 試用 is for the contractual status. HR will use 試用期間.

  • Thinking you can be fired for no reason during probation. Reasonable grounds are still required.

    Japanese law protects employees even during trial periods. Dismissal without a valid reason is 'abuse of rights'.

  • Assuming social insurance starts only after probation. It starts from the first day.

    Legally, if you meet the hours requirement, you must be enrolled in social insurance immediately.

  • Pronouncing 'shiyō' as 'shiyo'. Shi-yō (long o).

    Shortening the vowel changes the meaning or makes it sound unpolished in a business setting.

  • Not checking the contract for 'probation extension' clauses. Check for 延長 (enchō) provisions.

    If the contract doesn't allow for extension, the company cannot legally extend it without your consent.

Tips

Report, Contact, Consult

During your 試用期間, master 'Hō-Ren-Sō'. Over-communicating with your boss shows you are reliable and eager to fit into the team, which is a major factor in evaluation.

Check the 14-Day Rule

If you are dismissed within the first 14 days of your 試用期間, the employer doesn't need to provide 30 days' notice. After 14 days, they do. Know your rights.

Confirm Benefits

Ask HR if your social insurance (社会保険) starts on Day 1. Some shady companies try to delay it until after the 試用期間, which is usually illegal.

Observe the Atmosphere

Use the 試用期間 to judge the company as much as they judge you. Look for signs of 'Black Company' behavior like unpaid overtime or toxic management.

Don't confuse Shiyō and Shiyo

The long 'o' matters. Shiyō (probation) sounds professional. Shiyo (let's do) is casual. Practice the long vowel to sound like a business pro.

Resume Accuracy

If you leave a job during the 試用期間, you still generally need to list it on your resume. Gaps can be suspicious, but explain the mismatch honestly.

Be a Sponge

Treat the 試用期間 as an intensive learning phase. Ask questions, take notes, and show that you are absorbing the company's specific way of doing things.

Punctuality is Key

Never be late during your 試用期間. In Japan, punctuality is the bare minimum for professional trust. Arrive 5-10 minutes early.

Salary Negotiation

If a lower salary is offered during 試用期間, ensure the contract explicitly states when and by how much it will increase upon full hiring.

Nomikai Participation

If there's a welcome party (hangeikai) during your trial, try to attend. It's a key part of 'socialization' into the Japanese office.

Memorize It

Mnemonic

Think of 'SHE (Shi) uses (Yo) the KEY (Ki) for a CAN (Kan) of worms.' The probation period is when the company checks if you'll open a can of worms or be a key employee.

Visual Association

Imagine a person walking across a narrow wooden bridge (the 試用期間) to reach a solid stone castle (the permanent job).

Word Web

Job Boss Contract Evaluation 3 Months Salary Rules Success

Challenge

Try to write three sentences about a fictional character's 試用期間 and whether they passed or failed.

Word Origin

The term is a Sino-Japanese compound (Kango). 'Shi' (試) means to test or try. 'Yō' (用) means use or employ. 'Ki' (期) means a period or time limit. 'Kan' (間) means interval or space. Together, they form 'The interval of time for trial employment.'

Original meaning: A period for testing the usefulness of a person or object.

Japonic (Sino-Japanese vocabulary).

Cultural Context

Be careful not to imply that 試用期間 means you aren't a 'real' worker. They are still employees with rights.

In the US/UK, probation is often 'at-will,' but in Japan, it's a formal legal status with more protections than many foreigners expect.

Mitsubishi Plastic Case (Supreme Court of Japan) Labor Standards Act Article 20 Japanese TV dramas often depict the 'Newbie' struggle during this phase.

Practice in Real Life

Real-World Contexts

Job Interview

  • 試用期間はありますか?
  • 試用期間中の給与体系はどうなっていますか?
  • 試用期間の評価基準を教えてください。
  • 試用期間が延長されることはありますか?

HR Orientation

  • 試用期間は三ヶ月間となります。
  • 試用期間満了後に本採用となります。
  • 試用期間中も社会保険に加入します。
  • 試用期間の規定は就業規則にあります。

Office Chat

  • まだ試用期間中なんです。
  • 試用期間、やっと終わったよ!
  • 試用期間って結構緊張するよね。
  • 彼は試用期間なのにすごい成果だね。

Legal Advice

  • 試用期間中の解雇は有効ですか?
  • 試用期間が不当に長すぎます。
  • 試用期間の延長を拒否したいです。
  • 試用期間の法的解釈を確認したい。

Bank/Loan Application

  • 試用期間中だとローンは組めませんか?
  • 試用期間が終わってから申請してください。
  • 試用期間の終了を証明する書類が必要です。
  • 試用期間中でも年収合算は可能ですか?

Conversation Starters

"「新しい仕事はどう?まだ試用期間中かな?」"

"「試用期間が終わったら、お祝いに飲みに行こうよ。」"

"「日本の会社の試用期間って、普通どのくらいなの?」"

"「試用期間中に気をつけるべきことって何だと思う?」"

"「試用期間が終わって正社員になれた時の気持ちはどうだった?」"

Journal Prompts

今日の仕事はどうでしたか?試用期間中に学んだことを書いてください。

もし自分が社長なら、試用期間中に新入社員のどこをチェックしますか?

試用期間が終わった後の自分へのご褒美は何がいいですか?

試用期間中に感じた、会社の良いところと悪いところをリストアップしましょう。

「試用期間」という言葉から連想する感情を日本語で表現してください。

Frequently Asked Questions

10 questions

はい、ありますが、非常に稀です。日本の法律では、試用期間中であっても、解雇には「客観的に合理的な理由」が必要です。単に「仕事が遅い」だけでは不十分で、重大な経歴詐称や勤務態度の著しい不良などが必要です。14日を過ぎると、通常の解雇と同様の予告手続きも必要になります。

法律で具体的な長さは決まっていませんが、一般的には3ヶ月から6ヶ月が一般的です。1年を超えるような極端に長い試用期間は、公序良俗に反すると見なされる可能性があります。就業規則や雇用契約書に明記されている必要があります。

違法ではありません。ただし、最低賃金を下回ってはいけません。また、本採用後の給与より低く設定する場合は、あらかじめ雇用契約書や就業規則で合意されている必要があります。一般的には本採用時の90%〜100%程度に設定されることが多いです。

はい、原則として入らなければなりません。健康保険、厚生年金、雇用保険などは、試用期間の初日から加入するのが一般的です。これを拒否する企業は法令違反の可能性があるため、注意が必要です。

あります。ただし、就業規則に「試用期間を延長する場合がある」という旨の規定があり、かつ延長が必要な合理的な理由(判断材料が不足しているなど)がある場合に限られます。無断で延長することはできません。

可能です。通常の退職と同様に、民法上は2週間前までの申し出が必要ですが、会社の規定(1ヶ月前など)に従うのが一般的です。試用期間中だからといって、その日にすぐ辞められるわけではありません(合意があれば別です)。

研修期間は「教育を受ける期間」であり、試用期間は「適性を評価される期間」です。多くの場合、試用期間の最初の部分が研修期間として設定されます。法的ステータスは「試用期間」の方が重要です。

正式に「本採用」となり、正社員としての地位が確定します。多くの場合、給与が上がったり、有給休暇が付与されたり、賞与(ボーナス)の計算対象になったりします。また、解雇に対する保護がより強固になります。

はい、多くの中途採用でも試用期間が設けられます。即戦力として期待されていても、社風に合うか、実際のスキルが履歴書通りかを確認するために3ヶ月程度の期間が設定されるのが通例です。

原則として、有給休暇は入社半年後から付与される(労働基準法)ため、3ヶ月の試用期間中にはまだ法律上の有給はありません。ただし、会社が独自に初日から数日付与する制度(前倒し付与)を設けている場合は使用可能です。

Test Yourself 180 questions

writing

Write a sentence using 'Shiyō Kikan' and '3 months'.

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

Correct! Not quite. Correct answer:
writing

Write a sentence using 'Shiyō Kikan' and 'salary' (kyūyo).

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

Correct! Not quite. Correct answer:
writing

Translate: 'I successfully finished my probation.'

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

Correct! Not quite. Correct answer:
writing

Write a formal sentence about setting a probation period.

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

Correct! Not quite. Correct answer:
writing

Translate: 'The probation period was extended due to lack of skills.'

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

Correct! Not quite. Correct answer:
writing

Write a sentence explaining the purpose of a trial period.

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

Correct! Not quite. Correct answer:
writing

Translate: 'Dismissal during probation requires objectively rational reasons.'

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

Correct! Not quite. Correct answer:
writing

Write a sentence about becoming a permanent employee after probation.

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

Correct! Not quite. Correct answer:
writing

Translate: 'Is there a probation period for this job?'

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

Correct! Not quite. Correct answer:
writing

Write a sentence using 'Shiyō Kikan' and 'insurance'.

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

Correct! Not quite. Correct answer:
writing

Describe your first day of probation in Japanese.

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

Correct! Not quite. Correct answer:
writing

Translate: 'The probation period is a time for mutual evaluation.'

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

Correct! Not quite. Correct answer:
writing

Write a sentence about checking the work rules.

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

Correct! Not quite. Correct answer:
writing

Translate: 'He achieved great results during his probation.'

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

Correct! Not quite. Correct answer:
writing

Write a complex sentence about legal precedents of probation.

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

Correct! Not quite. Correct answer:
writing

Translate: 'I am currently on probation.'

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

Correct! Not quite. Correct answer:
writing

Write a sentence about a 6-month probation.

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

Correct! Not quite. Correct answer:
writing

Translate: 'Salary may be reduced during the trial period.'

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

Correct! Not quite. Correct answer:
writing

Write a sentence about finishing probation next week.

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

Correct! Not quite. Correct answer:
writing

Translate: 'The probation period is part of the hiring process.'

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

Correct! Not quite. Correct answer:
speaking

Pronounce 'Shiyō Kikan' clearly.

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'My probation is 3 months.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'I am currently on probation.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Ask: 'Is there a probation period?'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Explain 'Shiyō Kikan' in simple Japanese.

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'The probation period ended.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'I will work hard during probation.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Ask about salary during probation.

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'I became a permanent employee.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Explain why probation is important.

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'The probation was extended.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Talk about social insurance during probation.

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'I successfully passed the probation.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Discuss the legal nature of probation (C1).

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Ask if the probation period can be shortened.

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'Work attitude is important during probation.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'Check the contract for probation terms.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'The probation lasts half a year.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Say: 'I finished my probation yesterday.'

Read this aloud:

Correct! Not quite. Correct answer:
speaking

Explain the difference between Shiyō and Kenshū.

Read this aloud:

Correct! Not quite. Correct answer:
listening

Listen and write: '試用期間は三ヶ月です。'

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

Listen and write: '今は試用期間中です。'

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

Identify the length: '試用期間は六ヶ月になります。'

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

Listen for the status: '試用期間が満了しました。'

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

Listen for the change: '試用期間を延長します。'

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

Listen for the salary: '試用期間中の給料は二十万円です。'

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

Listen for the document: '就業規則の試用期間の項目を読んでください。'

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

Listen for the legal term: '解約権留保付契約。'

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

Listen for the action: '試用期間を設ける。'

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

Listen for the result: '本採用が決まりました。'

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

Identify the person: '新入社員の試用期間。'

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

Listen for the reason: '能力不足のため。'

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

Listen for the insurance: '社会保険の加入。'

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

Listen for the timing: '入社後三ヶ月間。'

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

Listen for the term: '不当解雇。'

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

/ 180 correct

Perfect score!

Was this helpful?

Comments (0)

Login to Comment
No comments yet. Be the first to share your thoughts!