A2 adjective #100 가장 일반적인 3분 분량

良い

yoi

You're learning Japanese, and you've probably come across the word 良い (yoi). It's one of those essential words you hear everywhere. While its basic meaning is 'good' or 'nice,' how you use it can change slightly depending on the situation. Let's break down where you'll actually hear and use 良い in real life, especially in settings like work, school, or when discussing current events.

§ Basic Meaning: Good, Nice, Fine

First, a quick refresher. 良い (yoi) is an i-adjective. This means it directly modifies nouns (e.g., 良い天気 - yoi tenki - good weather) and can be used as a predicate (e.g., これは良い - kore wa yoi - this is good). It's very versatile.

Japanese Word
良い (yoi)
Meaning
good, nice, fine

§ At Work: Approvals and Opinions

In a work environment, 良い is often used to express approval, agreement, or to describe something as beneficial or well-done. It's a straightforward way to give positive feedback.

  • Approving an idea or plan:

    そのアイディアは良いですね。

    (That idea is good, isn't it?)

  • Giving permission:

    この方法で良いですか。

    (Is this method fine/okay?)

  • Describing a good outcome or situation:

    彼はとても良いチームメンバーです。

    (He is a very good team member.)

§ In School: Grades, Performance, and Suggestions

At school, 良い comes up frequently when talking about academic performance, quality of work, or making suggestions. It's a positive descriptor for achievements or advice.

  • Commenting on a student's performance:

    あなたの日本語はとても良いですね。

    (Your Japanese is very good, isn't it?)

  • Suggesting a good study method:

    この本は語彙を増やすのに良いですよ。

    (This book is good for increasing vocabulary.)

  • Discussing school life in general:

    今日はとても良い一日でした。

    (Today was a very good day.)

§ In the News and Everyday Conversations

When reading news or listening to daily conversations, 良い is used to describe positive developments, favorable conditions, or simply something that is beneficial or satisfactory.

  • Reporting on economic conditions:

    今年の経済は良い兆候を見せている。

    (This year's economy is showing good signs.)

  • Talking about the weather:

    明日は良い天気らしいです。

    (It seems like tomorrow will be good weather.)

  • General expressions of satisfaction:

    これは本当に良いニュースだ。

    (This is really good news.)

As you can see, 良い is a foundational adjective in Japanese. It's used in a wide array of contexts to express positivity, approval, or quality. Pay attention to how native speakers use it, and try incorporating it into your own conversations, whether you're talking about your work, studies, or daily observations.

재미있는 사실

The kanji 良い has two common readings: 'ii' and 'yoi.' While 'ii' is more commonly used in informal speech, 'yoi' is often preferred in formal contexts or when used as a predicate.

사용법

When talking about something being good in a general sense, you'll often hear 「良い」 (ii) or 「いい」 (ii) used. They're interchangeable. For example, 「良い天気」 (ii tenki) means "good weather."

It can also be used to ask for or give permission. If someone asks, 「入ってもいいですか?」 (Haitte mo ii desu ka?), they're asking, "May I come in?" A simple 「良いですよ」 (Ii desu yo) means "Yes, it's fine" or "You may."

You'll also hear 「良い」 in the sense of "that's enough" or "I'm good." If someone offers you more food and you've had enough, you can say 「もう良いです」 (Mou ii desu).

자주 하는 실수

A common mistake is confusing 「良い」 (ii) with 「良い」 (yoi). While they share the same kanji, 「良い」 is pronounced "ii" in most conversational contexts. The pronunciation "yoi" is typically reserved for more formal situations or when it's the dictionary form of the adjective.

Another point of confusion can be using 「良い」 when you mean "delicious." While good food can be 「良い」, the more specific and common word for delicious is 「美味しい」 (oishii).

Basic Meaning of Yoi

「良い」 (yoi) is a common adjective meaning good, nice, or fine. You'll hear and use it a lot!

Using Yoi in a Sentence

To say something is good, you can use 「良いです。」 (Yoi desu.) meaning 'It is good.' or 'That's fine.'

Negative Form of Yoi

The negative form of 「良い」 is 「良くない」 (yokunai), meaning not good. Remember the change from い to く before ない.

Past Tense of Yoi

The past tense of 「良い」 is 「良かった」 (yokatta), meaning was good. This is an important irregular conjugation to memorize.

Yoi Before a Noun

When 「良い」 comes before a noun, it directly modifies it, like 「良い本」 (yoi hon - a good book) or 「良い天気」 (yoi tenki - good weather).

Asking if Something is Good

To ask if something is good, you can say 「良いですか?」 (Yoi desu ka?) meaning 'Is it good?' or 'Is that okay?'

Yoi in Polite Speech

While 「良い」 is perfectly fine, in very formal situations, you might hear 「よろしい」 (yoroshii) which is a more polite equivalent, also meaning good or fine.

Using Yoi as an Adverb

The adverbial form is 「良く」 (yoku), meaning well. For example, 「良く食べる」 (yoku taberu - eat well).

Idiomatic Expressions with Yoi

You'll encounter expressions like 「良い点」 (yoi ten - a good point) or 「良い機会」 (yoi kikai - a good opportunity). Pay attention to these common phrases.

Practice with Everyday Items

Try describing things around you using 「良い」: 「このペンは良いです。」 (Kono pen wa yoi desu. - This pen is good.) 「良い服ですね。」 (Yoi fuku desu ne. - Those are nice clothes, aren't they?)

어원

From Old Japanese.

원래 의미: Good, pleasing.

Japonic

문화적 맥락

When offering something to someone, it's polite to say 「どうぞ、良いものを召し上がってください。」 (Dōzo, yoi mono o meshiagatte kudasai.) which means 'Please enjoy this good thing.' The word can also be used to express agreement or approval, such as 「良いですね!」 (Ii desu ne!), meaning 'That's good!'

셀프 테스트 12 질문

writing A2

Write a short sentence describing something good you did today, using 「良い」.

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

Sample answer

今日は良い本を読みました。

정답! 아쉬워요. 정답:
writing A2

Imagine you received a good gift. Write a short thank you note using 「良い」.

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

Sample answer

これは本当に良いプレゼントです。ありがとうございます。

정답! 아쉬워요. 정답:
writing A2

Write a sentence about good weather, using 「良い」.

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

Sample answer

今日は良い天気ですね。

정답! 아쉬워요. 정답:
reading A2

What does person A think about the restaurant?

Read this passage:

A: このレストランは本当に良いですね。B: はい、料理もサービスも良いです。

What does person A think about the restaurant?

정답! 아쉬워요. 정답: It's good.

Person A uses 「良い」 to describe the restaurant, meaning 'good'.

정답! 아쉬워요. 정답: It's good.

Person A uses 「良い」 to describe the restaurant, meaning 'good'.

reading A2

How did the speaker feel about the movie yesterday?

Read this passage:

昨日の映画はとても良かったです。友達とまた見に行きたいです。

How did the speaker feel about the movie yesterday?

정답! 아쉬워요. 정답: They thought it was very good.

The sentence states 「とても良かったです」, which means 'was very good'.

정답! 아쉬워요. 정답: They thought it was very good.

The sentence states 「とても良かったです」, which means 'was very good'.

reading A2

What makes this park a good place for a walk?

Read this passage:

この公園は散歩に良い場所です。いつもきれいです。

What makes this park a good place for a walk?

정답! 아쉬워요. 정답: It's always clean.

The passage says 「いつもきれいです」 (it's always clean), which is given as a reason for it being a good place for a walk.

정답! 아쉬워요. 정답: It's always clean.

The passage says 「いつもきれいです」 (it's always clean), which is given as a reason for it being a good place for a walk.

multiple choice B2

このレストランの食べ物は本当に____ですね。

정답! 아쉬워요. 정답: 良い

文脈から、「このレストランの食べ物は美味しい」という意味が最も適切です。「良い」は「美味しい」という意味でも使われます。

multiple choice B2

明日の天気は____でしょう。

정답! 아쉬워요. 정답: 良い

天気について話す場合、「良い」は「晴れている」や「快適な」という意味で使われます。

multiple choice B2

彼女はいつも____アドバイスをくれます。

정답! 아쉬워요. 정답: 良い

この文脈では、「良い」は「役に立つ」や「適切な」という意味で使われます。

true false B2

「良い」は、品質や状態が優れていることを表すことができます。

정답! 아쉬워요. 정답:

「良い」は、物事の品質、状態、性質などが優れていることを表す形容詞です。

true false B2

「良い」は、人の性格を表現する際には使われません。

정답! 아쉬워요. 정답: 거짓

「良い人」のように、人の性格が優れていることを表現する際にも「良い」は使われます。

true false B2

「良い」は、肯定的な意味合いでのみ使用されます。

정답! 아쉬워요. 정답:

「良い」は常に肯定的な意味で使われ、否定的な意味合いはありません。

/ 12 correct

Perfect score!

도움이 되었나요?
아직 댓글이 없습니다. 첫 번째로 생각을 공유하세요!