B1 · 중급 챕터 6

Conditionals, Regrets, and Obligations

8 총 규칙
83 예문
6

Chapter in 30 Seconds

Master the art of conditional expressions to navigate Japanese conversations with nuance, precision, and emotional depth.

  • Differentiate between four essential conditional forms for various social contexts.
  • Construct sophisticated 'the more... the more' sentences to describe proportional changes.
  • Express moral obligations and personal regrets using specialized verb conjugations.
Unlock the power of if, should, and regret.

배울 내용

Ready to unlock the secret to truly natural Japanese? This B1 chapter is your next big leap! You're moving beyond basic sentences and into the exciting world of expressing nuanced conditions, offering insightful advice, and even sharing your deepest regrets. We'll dive deep into the four essential 'if' forms: ~tara for personal actions and sequential events, ~ba for logical conditions and general advice, ~to for automatic, undeniable outcomes, and ~nara to respond contextually to what someone else has said. Understanding when to use each isn't just about grammar; it's about conveying your precise meaning and sounding genuinely Japanese. Imagine confidently giving sophisticated advice to a friend, or explaining complex cause-and-effect relationships without missing a beat. But we're not stopping there! You'll also learn how to build 'the more... the more' sentences with ~ba~hodo, allowing you to show how things intensify together – like

the more you practice, the better you get.
Then, we'll tackle serious expressions of duty and strong logical necessity using ~beki da – perfect for discussing moral obligations or giving firm recommendations. Finally, get ready to express those
I wish I had...
moments with ~ba yokatta, adding a layer of personal reflection and regret to your conversations. By the end of this chapter, you won't just know 'if' statements; you'll wield them with confidence, connecting ideas smoothly, expressing nuanced feelings, and engaging in more mature, natural Japanese conversations. Let's make your Japanese truly expressive!

Learning Objectives

By the end of this chapter, you will be able to:

  1. 1
    By the end you will be able to: Use the correct 'if' form to respond appropriately to diverse situational cues.

챕터 가이드

Overview

Welcome to your next big step in mastering Japanese grammar B1! This chapter is designed to elevate your communication skills, helping you move beyond basic sentences to express nuanced conditions, offer insightful advice, and even share your deepest regrets. At the B1 CEFR level, you're ready to tackle the complexities that make your Japanese sound truly natural and sophisticated.
We'll unlock the secrets of expressing 'if' statements, which are crucial for connecting ideas and forming complex thoughts.
You'll dive deep into the four essential 'if' forms: ~tara for personal actions and sequential events, ~ba for logical conditions and general advice, ~to for automatic, undeniable outcomes, and ~nara to respond contextually to what someone else has said. Understanding when to use each isn't just about memorizing rules; it's about conveying your precise meaning and sounding genuinely Japanese. Imagine confidently giving sophisticated advice to a friend, or explaining complex cause-and-effect relationships without missing a beat.
This knowledge is key to advanced Japanese conditionals.
But we're not stopping there! This chapter also introduces ~ba~hodo for
the more... the more
constructions, allowing you to show how things intensify together.
You'll also learn ~beki da, a powerful expression for duty and strong logical necessity, perfect for discussing moral obligations or giving firm recommendations. Finally, get ready to express those
I wish I had...
moments with ~ba yokatta, adding a layer of personal reflection and regret to your conversations. By the end of this B1 Japanese grammar chapter, you won't just know 'if' statements; you'll wield them with confidence, connecting ideas smoothly, expressing nuanced feelings, and engaging in more mature, natural Japanese conversations.
Let's make your Japanese truly expressive!

How This Grammar Works

This chapter introduces a rich set of Japanese grammar patterns designed to help you express intricate relationships between ideas. First, let's explore the four core 'if' forms. The ~tara conditional is used for personal actions, completed actions, and sequential events.
For example, 映画を見たら、家に帰ります (Eiga o mitara, ie ni kaerimasu. - If/When I watch the movie, I'll go home.). Next, the ~ba conditional (Japanese Ba-Form) expresses logical conditions, general truths, or advice.
For instance, 時間があれば、手伝います (Jikan ga areba, tetsudaimasu. - If I have time, I'll help.). The ~to conditional (Japanese 'To': The Inevitable If) is for automatic, inevitable outcomes, often like scientific facts or habitual actions.
For example, 春になると、暖かくなります (Haru ni naru to, atatakaku narimasu. - When spring comes, it gets warm.). Lastly, ~nara (Japanese Conditional Nara (~なら): The Contextual 'If') is used to respond to something previously mentioned, offering advice or a suggestion based on that context.
For example, 沖縄に行くなら、夏がいいですよ (Okinawa ni iku nara, natsu ga ii desu yo. - If you're going to Okinawa, summer is good.). These four forms, together known as The 4 'Ifs', are crucial for expressing varied conditions.
Beyond 'if' statements, we have ~ba~hodo (The More... The More), which shows a proportional relationship. The more you do one thing, the more another thing happens.
For example, 練習すればするほど、上手になります (Renshuu sureba suru hodo, jouzu ni narimasu. - The more you practice, the better you get.). For expressing strong obligations or what should be done, we use ~beki da (The Moral 'Should': ~Beki da (Duty & Obligation)).
This carries a sense of duty or strong recommendation. For instance, 約束は守るべきだ (Yakusoku wa mamoru beki da. - You should keep your promises.).
Finally, to express regret for past actions or inactions, we use ~ba yokatta (Expressing Regret: 'I wish I had...'). This means
I wish I had done X
or
I should have done X.
For example, もっと勉強すればよかった (Motto benkyou sureba yokatta. - I wish I had studied more.).
Mastering these structures will significantly enhance your ability to express complex thoughts and feelings in Japanese.

Common Mistakes

  1. 1Wrong: 毎日運動すると、健康になるでしょう。(Mainichi undou suru to, kenkou ni naru deshou.)
Correct: 毎日運動すれば、健康になるでしょう。(Mainichi undou sureba, kenkou ni naru deshou.)
*Explanation:* While ~to implies an automatic outcome, using it with a prediction like «でしょう» (probably) for a personal action sounds unnatural. ~ba is more appropriate for general conditions or advice that lead to a likely, but not strictly inevitable, outcome.
  1. 1Wrong: 早く寝るべきだった。(Hayaku neru beki datta.)
Correct: 早く寝ればよかった。(Hayaku nereba yokatta.)
*Explanation:* ~beki da expresses a moral obligation or strong recommendation for the present/future. When expressing regret about a past action that should have happened, ~ba yokatta is the correct form. ~beki datta would imply that it was your duty to sleep early, not necessarily a personal regret.
  1. 1Wrong: この本を読んだなら、面白いです。(Kono hon o yonda nara, omoshiroi desu.)
Correct: この本を読んだら、面白いです。(Kono hon o yondara, omoshiroi desu.)
*Explanation:* ~nara is used when you're responding to someone else's statement about a potential action (e.g., "I'm thinking of reading this book"). If you're talking about your own experience or a general condition based on completing an action, ~tara is the more natural choice.

Real Conversations

A

A

週末、何をするの? (Shuumatsu, nani o suru no?)
B

B

天気がよかったら、ハイキングに行こうと思っているよ。(Tenki ga yokattara, haikingu ni ikou to omotte iru yo.)

(A: What are you doing this weekend?

B

B

If the weather is good, I'm thinking of going hiking.)
A

A

もっと早く準備すればよかったな。(Motto hayaku junbi sureba yokatta na.)
B

B

そうだね。でも、今から頑張るべきだよ。(Sou da ne. Demo, ima kara ganbaru beki da yo.)

(A: I wish I had prepared earlier.

B

B

I know, right. But you should do your best from now on.)
A

A

日本語を上達させたいんだけど、どうすればいい? (Nihongo o joutatsuさせたいんだけど, dou sureba ii?)
B

B

毎日練習すればするほど、話せるようになるよ。(Mainichi renshuu sureba suru hodo, hanaseru you ni naru yo.)

(A: I want to improve my Japanese, what should I do?

B

B

The more you practice every day, the better you'll be able to speak.)

Quick FAQ

Q

What is the main difference between ~tara and ~ba in Japanese conditionals?

~tara often implies a completed action leading to the next event or a personal, one-time condition, while ~ba expresses a more general, logical condition or advice, often applicable to many situations.

Q

Can I use ~beki da for simple suggestions, or is it always a strong obligation?

While ~beki da always carries a strong sense of should or ought to, it can sometimes be used for recommendations, but it's much stronger than simpler forms like ~hou ga ii (it's better to). It implies a moral or logical necessity.

Q

Is ~ba yokatta only for past regrets, or can it be used for future situations?

~ba yokatta is specifically for past regrets –

I wish I had done X
or
I should have done X.
It cannot be used for future hypothetical situations.

Q

How do I choose the right 'if' form when all four seem possible?

Consider the nuance: Is it an automatic outcome (~to)? A general truth/advice (~ba)? A specific, completed action leading to something else (~tara)? Or a response to something someone just said (~nara)? Understanding these core distinctions will guide your choice.

Cultural Context

In Japanese communication, the choice of conditional can subtly influence politeness and directness. While ~beki da clearly states an obligation, it can sometimes sound a bit strong or preachy, especially if used directly to someone in a higher position. Often, indirect expressions or softer suggestions are preferred.
Regrets expressed with ~ba yokatta are common, reflecting a cultural tendency towards self-reflection and learning from past experiences. The nuanced use of the four 'if' forms also allows for very precise and context-sensitive communication, which is highly valued in Japanese society.

주요 예문 (8)

1

日本に行ったら、たくさん寿司を食べたい입니다.

일본에 가면 초밥을 잔뜩 먹고 싶어요.

'~한다면/~했을 때' 조건 표현 (~tara)
2

暇だったら、ネットフリックスを見ませんか?

한가하면 넷플릭스 같이 볼래요?

'~한다면/~했을 때' 조건 표현 (~tara)
3

If you press this button, the door opens.

이 버튼을 누르면 문이 열려요.

일본어 Ba형 (ば形): 논리적 조건 (만약/라면)
4

If it clears up tomorrow, you'll be able to see Mt. Fuji.

내일 맑으면 후지산이 보일 거야.

일본어 Ba형 (ば形): 논리적 조건 (만약/라면)
5

Toukyou e iku nara, shinkansen ga benri desu yo.

도쿄에 갈 거라면, 신칸센이 편리해요.

일본어 조건형 Nara (~なら): 문맥에 따른 '만약'
6

Iya nara, tabenakute mo ii yo.

싫다면, 먹지 않아도 돼.

일본어 조건형 Nara (~なら): 문맥에 따른 '만약'
7

Ashita haretara, pikunikku ni ikimashou.

내일 맑으면 소풍 가요.

일본어 조건형: 4가지 '가정' 완벽 정리 (Ba, Tara, Nara, To)
8

Kono botan o osu to, otsuri ga demasu.

이 버튼을 누르면 잔돈이 나와요.

일본어 조건형: 4가지 '가정' 완벽 정리 (Ba, Tara, Nara, To)

팁과 요령 (4)

💡

제일 안전한 선택!

일본어에는 '만약'을 뜻하는 말이 많지만, 회화에서 헷갈릴 땐 90% 이상 «~たら»를 쓰는 게 가장 자연스러워요. «安かったら、このカメラを買います。»
frontend.learn_grammar.from_rule: '~한다면/~했을 때' 조건 표현 (~tara)
🎯

'Ba Yokatta' 패턴 활용하기

이미 지난 일에 대해 '~했으면 좋았을걸' 하고 후회할 때 이 패턴을 써보세요. «그때 살걸 그랬어: 「買えばよかった。」»
frontend.learn_grammar.from_rule: 일본어 Ba형 (ば形): 논리적 조건 (만약/라면)
⚠️

명령과 권유는 절대 금지!

문장 뒷부분에 '해 주세요'나 '하자' 같은 개인적인 의지가 들어가면 안 돼요. 이럴 땐 'たら'를 써야 자연스러워요. «❌ 食べると、寝てください。»는 아주 어색한 표현이에요.
frontend.learn_grammar.from_rule: 일본어 'To' (と): 필연적인 가정
🎯

'Sore nara' 만능 치트키

무슨 말을 할지 고민될 땐 «それなら...» (그렇다면...)으로 문장을 시작해 보세요. 자연스럽게 내 의견을 이어주는 훌륭한 징검다리가 됩니다.
frontend.learn_grammar.from_rule: 일본어 조건형 Nara (~なら): 문맥에 따른 '만약'

핵심 어휘 (5)

理由 (りゆう) reason 努力 (どりょく) effort 義務 (ぎむ) duty 後悔 (こうかい) regret 自然 (しぜん) nature/natural

Real-World Preview

briefcase

Giving Career Advice

Review Summary

  • Verb(ta) + ら
  • Verb(e) + ば
  • Dictionary form + と
  • Plain form + なら

자주 하는 실수

Nara is for context, not natural conditions like weather. Use 'ba' for logical conditions.

Wrong: 雨が降るなら、行きません。(If it rains, I won't go.)
정답: 雨が降れば、行きません。

To is for absolute truths/natural cycles. Don't use it for personal choices.

Wrong: 春になると、花見をします。(If it becomes spring, I do hanami.)
정답: 春になると、花見をします。(This is actually correct, but often confused with 'tara'.)

Beki da is for moral duty (present), Yokatta is for past regret.

Wrong: もっと食べるべきだった。(I should have eaten.)
정답: もっと食べればよかった。(I wish I had eaten.)

이 챕터의 규칙 (8)

Next Steps

You've tackled some of the most nuanced grammar in Japanese! Keep practicing these forms in conversation, and your fluency will skyrocket.

Write a diary entry for one week using at least one conditional per day.

빠른 연습 (10)

친구가 커피를 마시고 싶어 합니다. 가장 적절한 대답을 고르세요.

'커피라면 스타벅스가 좋아'라는 뜻의 문장은?

✓ Correct! ✗ Not quite. Correct answer: コーヒーなら、スタバがいいよ。
상대방이 꺼낸 '커피'라는 주제를 받아서 제안할 때는 nara가 가장 자연스러워요.

frontend.learn_grammar.from_rule: 일본어 조건형 Nara (~なら): 문맥에 따른 '만약'

잘못 사용된 문장을 찾아보세요.

선생님께 조언할 때: 先生、もっと水を飲むべきですよ。

✓ Correct! ✗ Not quite. Correct answer: 飲んだほうがいいですよ
윗사람에게 'べき'를 쓰면 가르치려 드는 느낌을 줄 수 있어요. '~たほうがいい'를 쓰는 것이 훨씬 예의 바릅니다.

frontend.learn_grammar.from_rule: 도덕적 의무: ~Beki da (~해야 한다)

시간을 제안하려고 합니다. 올바른 표현을 고르세요.

Find and fix the mistake:

'내일이라면 한가해요'를 올바르게 말한 것은?

✓ Correct! ✗ Not quite. Correct answer: 明日なら、暇です。
명사 뒤에는 dani 없이 nara를 바로 붙여야 해요.

frontend.learn_grammar.from_rule: 일본어 조건형 Nara (~なら): 문맥에 따른 '만약'

알맞은 문장을 골라보세요.

'먹지 말걸 그랬어'를 일본어로 바르게 표현한 것은?

✓ Correct! ✗ Not quite. Correct answer: {食べなければよかった。|たべなければよかった。}
{食べる|たべる}의 부정 가정형은 {食べなければ|たべなければ}입니다.

frontend.learn_grammar.from_rule: 후회 표현하기: '~할 걸 그랬다' (~ばよかった)

'들으면 들을수록 좋은 노래가 된다'를 일본어로 올바르게 표현한 것은?

가장 적절한 문장을 고르세요:

✓ Correct! ✗ Not quite. Correct answer: 聞けば聞くほどいい曲になる。
같은 동사인 聞く(듣다)를 'ba'형과 사전형으로 반복해서 써야 합니다.

frontend.learn_grammar.from_rule: ~하면 할수록 (~ば~ほど)

'공부해야 한다'는 의미가 되도록 문장을 완성하세요.

학생은 매일 ___. (学生は毎日___。)

✓ Correct! ✗ Not quite. Correct answer: 勉強すべきだ
학생의 일반적인 의무를 나타낼 때는 '~すべきだ'가 가장 적절한 표현이에요.

frontend.learn_grammar.from_rule: 도덕적 의무: ~Beki da (~해야 한다)

다음 문장에서 틀린 부분을 찾아 고쳐보세요:

Find and fix the mistake:

お酒を飲むたら、赤くなります。

✓ Correct! ✗ Not quite. Correct answer: お酒を飲んだら、赤くなります。
~たら는 과거형 기반입니다. {飲む|마시다|のむ}의 과거형은 {飲ん|마셨|のん}다이므로, {飲ん|의|のん}다라가 되어야 합니다.

frontend.learn_grammar.from_rule: '~한다면/~했을 때' 조건 표현 (~tara)

틀린 부분을 찾아서 고쳐보세요.

Find and fix the mistake:

{もっと早く来ばよかった。|もっとはやくこばよかった。}

✓ Correct! ✗ Not quite. Correct answer: {もっと早く来ればよかった。|もっとはやくくればよかった。}
불규칙 동사인 {来る|くる}의 가정형은 {来れば|くれば}가 맞습니다.

frontend.learn_grammar.from_rule: 후회 표현하기: '~할 걸 그랬다' (~ばよかった)

후회의 감정을 나타내는 올바른 문장을 고르세요.

파티에 갔어야 했는데.

✓ Correct! ✗ Not quite. Correct answer: パーティーに行くべきだった。
과거의 후회는 '사전형 + べき + だった'를 사용해요. 동사를 과거형으로 바꾸지 않도록 주의하세요!

frontend.learn_grammar.from_rule: 도덕적 의무: ~Beki da (~해야 한다)

길 안내를 할 때 가장 적절한 표현은 무엇일까요?

'오른쪽으로 돌면 바로 있어요'를 올바르게 말한 문장은?

✓ Correct! ✗ Not quite. Correct answer: {右|みぎ}에 {曲|ま}가ると、あります。
길 안내나 기계 조작처럼 필연적인 결과에는 «と»를 쓰는 것이 가장 자연스러워요.

frontend.learn_grammar.from_rule: 일본어 조건형: 4가지 '가정' 완벽 정리 (Ba, Tara, Nara, To)

Score: /10

자주 묻는 질문 (6)

~たら는 주로 말할 때 쓰고, 'A 다음에 B'라는 시간 순서를 강조해요. 반면 ~ば는 글을 쓸 때나 논리적인 조건을 따질 때 더 자주 써요. 회화에선 «安かったら買います (싸면 살게요)»가 훨씬 자연스럽답니다.
네, 그럼요! «20歳になったら (20살이 되면)»처럼 미래에 확실히 일어날 일에 대해서는 '만약'보다는 '할 때'라는 의미로 쓰여요.
sureba는 '그런 조건이라면'이라는 가정에 집중하고, shitara는 '그걸 하고 나서'라는 시간 순서에 집중해요. 예를 들어 '일 끝나면 맥주 마시자'는 「仕事が終わったら、ビールを飲もう。」가 자연스러워요.
일반적인 상황인 '봄이 되면 꽃이 핀다' 「春になれば花が咲く」 같은 문장에선 가능해요. 하지만 '어제 그를 만났을 때'처럼 특정 과거 시점엔 못 써요.
결과가 100% 보장된 게 아니라면 피하세요. «日本に行くと、京都に行きます»는 내 선택이지 당연한 결과가 아니거든요. 개인적인 계획은 «たら»를 쓰는 게 훨씬 자연스러워요.
의미가 완전히 달라져요! «学生と»는 '학생과 함께'라는 뜻이 되거든요. '학생이라면'이라는 조건을 만들려면 반드시 «学生だと»라고 'だ'를 붙여주세요.