A1 noun Neutre #2,932 le plus courant

改善

kaizen [kaizeɴ]

The act of making a situation, system, or quality better than it was before. It is often used to describe positive changes in habits, business processes, or social conditions.

Exemples

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1

生活を改善するために、毎日運動をしています。

I exercise every day to improve my lifestyle.

2

政府は労働環境の改善を約束しました。

The government promised the improvement of the working environment.

3

食生活、もう少し改善したほうがいいよ。

You should improve your eating habits a bit more.

Famille de mots

Nom
改善
Verb
改善する
Apparenté
改善策
💡

Astuce mémo

Think of the world-famous Japanese business philosophy 'Kaizen'. 'Kai' (改) means change and 'Zen' (善) means good. Change for the good!

Quiz rapide

健康のために、食生活を___することにしました。

Correct !

La bonne réponse est : 改善

Exemples

1

生活を改善するために、毎日運動をしています。

everyday

I exercise every day to improve my lifestyle.

2

政府は労働環境の改善を約束しました。

formal

The government promised the improvement of the working environment.

3

食生活、もう少し改善したほうがいいよ。

informal

You should improve your eating habits a bit more.

4

本研究では、既存のアルゴリズムの改善を試みた。

academic

In this study, we attempted to improve existing algorithms.

5

業務効率の改善について話し合いましょう。

business

Let's discuss improving business efficiency.

Famille de mots

Nom
改善
Verb
改善する
Apparenté
改善策

Collocations courantes

改善を試みる to attempt an improvement
品質の改善 improvement of quality
状況が改善する the situation improves
待遇の改善 improvement of treatment/working conditions
大幅な改善 drastic improvement

Phrases Courantes

改善の余地がある

there is room for improvement

抜本的な改善

drastic/fundamental improvement

継続的な改善

continuous improvement

Souvent confondu avec

改善 vs 改良

Kairyō is specifically for physical objects or technology, whereas Kaizen is for abstract situations or systems.

改善 vs 修理

Shūri means fixing something broken, whereas Kaizen means making a functioning thing better.

📝

Notes d'usage

It can be used as a standalone noun or as a suru-verb. It almost always carries a positive connotation of progress and optimization.

⚠️

Erreurs courantes

Learners often use 'kaizen' when they mean they fixed a broken machine (which should be 'shūri' or 'naosu'). Remember, kaizen is for upgrading quality, not just repairing damage.

💡

Astuce mémo

Think of the world-famous Japanese business philosophy 'Kaizen'. 'Kai' (改) means change and 'Zen' (善) means good. Change for the good!

📖

Origine du mot

Derived from Middle Chinese, combining the characters for 'change/reform' and 'good/virtuous'.

Modèles grammaticaux

Noun + を改善する (to improve something) Noun + が改善する (something improves) 改善のための + Noun (Noun for the purpose of improvement)
🌍

Contexte culturel

The word is famous globally as 'Kaizen,' a philosophy of continuous improvement used in the Toyota Production System and lean manufacturing.

Quiz rapide

健康のために、食生活を___することにしました。

Correct !

La bonne réponse est : 改善

Mots lis

往復

A1

A round trip or travel back and forth between two locations. It refers to the act of going to a destination and returning to the starting point.

片道

A1

A noun referring to a one-way trip or journey from one place to another without returning. It is most commonly used when purchasing transportation tickets or describing travel duration.

経路

A1

A route or path taken to get from one place to another. It can also describe the logical steps or channels through which information or things move.

距離

A1

Kyori refers to the physical amount of space between two points or objects. It can also be used figuratively to describe the psychological or emotional gap between people in a relationship.

方向

A1

Refers to the physical way something is pointing or moving, as well as the abstract path or course of action taken. It is commonly used to describe spatial orientation or the general trend of a situation or project.

位置

A1

Refers to the specific physical or abstract place where someone or something is situated. It is frequently used in contexts involving maps, coordinates, or the relative arrangement of objects.

到着

A1

The act of reaching a specific destination after traveling. It can refer to people, vehicles, or physical items like mail and luggage arriving at a place.

経由

A1

Refers to the act of traveling 'via' or 'by way of' a specific location, or passing information/documents through an intermediary. It is used to describe a route that includes a stopover or a channel through which something is transmitted.

地点

A1

A specific point or location on a map or in space. It is often used to denote a precise spot for technical, geographic, or formal purposes rather than a general area.

目的地

A1

目的地 refers to a specific place where someone is going or where a journey ends. It combines the words for 'purpose' and 'ground/place' to describe the physical target of movement or travel.

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