B1 noun/suru-verb Neutre

調査

[t͡ɕo̞ːsa̠]

The act of investigating, surveying, or examining a matter in detail to uncover facts, data, or truths. It is used widely across academic, business, and governmental contexts to describe systematic information gathering.

Exemples

3 sur 5
1

昨日のテストについて、クラスの仲間に調査してみた。

I tried surveying my classmates about yesterday's test.

2

現在、政府は事故の原因を詳しく調査しております。

The government is currently investigating the cause of the accident in detail.

3

美味しいラーメン屋、ネットで調査しといたよ!

I did some digging online for a good ramen shop!

Famille de mots

Nom
調査
Verb
調査する
Apparenté
調査員
💡

Astuce mémo

Think of 'Cho-sa' as 'Checking-Search'. The first kanji 調 means to tune or check, and 査 means to inspect.

Quiz rapide

新製品を発売する前に、( )調査を行って消費者のニーズを確認した。

Correct !

La bonne réponse est : 市場

Exemples

1

昨日のテストについて、クラスの仲間に調査してみた。

everyday

I tried surveying my classmates about yesterday's test.

2

現在、政府は事故の原因を詳しく調査しております。

formal

The government is currently investigating the cause of the accident in detail.

3

美味しいラーメン屋、ネットで調査しといたよ!

informal

I did some digging online for a good ramen shop!

4

本研究では、1000人の学生を対象に意識調査を行った。

academic

In this study, an attitude survey was conducted targeting 1,000 students.

5

新プロジェクトを始める前に、徹底的な市場調査が必要です。

business

Thorough market research is necessary before starting the new project.

Famille de mots

Nom
調査
Verb
調査する
Apparenté
調査員

Collocations courantes

市場調査を行う to conduct market research
実態を調査する to investigate the actual situation
アンケート調査 questionnaire survey
調査結果 investigation results
現地調査 field survey/on-site investigation

Phrases Courantes

意向調査

survey of intentions

世論調査

public opinion poll

聞き取り調査

interview-based investigation

Souvent confondu avec

調査 vs 捜査

捜査 (sousa) is strictly for criminal investigations by police, whereas 調査 is for general research or data collection.

📝

Notes d'usage

調査 is more formal and systematic than the general verb '調べる' (shiraberu). It implies a structured process of gathering data or evidence.

⚠️

Erreurs courantes

Learners often use '捜査' when talking about market research; remember '捜査' is only for 'crime'. Also, ensure you use the particle 'を' when using it as a suru-verb.

💡

Astuce mémo

Think of 'Cho-sa' as 'Checking-Search'. The first kanji 調 means to tune or check, and 査 means to inspect.

📖

Origine du mot

Composed of Sino-Japanese roots: 調 (to prepare/investigate) and 査 (to inspect/examine).

Modèles grammaticaux

〜を調査する (to investigate/survey ...) 〜に関する調査 (a survey/investigation regarding ...) 調査が行われる (an investigation is held/conducted)
🌍

Contexte culturel

In Japan, '世論調査' (yoron chousa - public opinion polls) are highly influential in politics and are frequently reported in national news.

Quiz rapide

新製品を発売する前に、( )調査を行って消費者のニーズを確認した。

Correct !

La bonne réponse est : 市場

Expressions liées

Mots lis

車両

A1

A formal term referring to any wheeled vehicle, including cars, train carriages, and buses. It is frequently used in technical, legal, and transportation contexts to describe individual units of rolling stock or road vehicles.

乗り物

A1

A general term used to describe any vehicle or means of transportation that carries people or things. It encompasses a wide range of objects including cars, trains, airplanes, and even amusement park rides.

自動車

A1

A self-propelled motor vehicle with wheels, typically used for transporting passengers or goods on roads. While it is the technical and formal term for an automobile, it is commonly replaced by the simpler word 'kuruma' in casual conversation.

バス

A1

A large motor vehicle designed to carry many passengers along a fixed route. In Japan, buses are a primary mode of public transportation for both local commuting and long-distance travel.

電車

A1

A train powered by electricity used for transporting passengers. In Japan, it is the primary mode of public transportation for commuting and long-distance travel.

列車

A1

A train, specifically referring to a series of connected railway cars or carriages that travel on tracks. It is a general term often used for long-distance transportation, freight, or in formal schedules.

新幹線

A1

The Shinkansen is Japan's high-speed railway network, often referred to as the 'bullet train' in English. It is a symbol of modern Japanese engineering, famous for its incredible speed, safety record, and strict punctuality.

地下鉄

A1

A railway system that runs primarily underground in urban areas. It is an essential mode of public transportation in major Japanese cities like Tokyo and Osaka, known for its punctuality and complex networks.

発着

A1

Refers to the act of departing and arriving, specifically used for vehicles like trains, buses, and airplanes at a specific terminal or station. It combines the kanji for 'start/emit' (発) and 'arrive/wear' (着) to describe the full cycle of transport movement.

下車

A1

The act of getting off or alighting from a vehicle such as a train, bus, or car. It is a formal Sino-Japanese compound used in announcements and written signs, whereas 'oriru' is used in daily speech.

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