Lesson 21: Transitive and Intransitive Verbs in Japanese

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🗂️ Overview

One of the most important distinctions in Japanese grammar is between transitive and intransitive verbs. This concept might feel tricky at first, especially for learners whose native language doesn’t distinguish between the two so clearly. But don’t worry—this lesson will guide you step-by-step with clear, detailed explanations and real-life examples.

In short, transitive verbs describe actions done to something, while intransitive verbs describe actions that just happen, often without a clear actor.

For example:

• 落とす (otosu) means to drop something—you are doing the action to something.
• 落ちる (ochiru) means to fall—the action happens by itself.

Understanding the difference between these verb types is essential to using Japanese naturally, whether you're writing, speaking, or listening. Let’s break everything down.

https://www.youtube.com/watch?v=OaxPwIomSws

🧠 Understanding Transitive Verbs (他動詞)

A transitive verb involves a doer and a receiver of the action. That means someone (the subject) is doing something to an object.

In Japanese, transitive verbs almost always take the を particle to mark the object that is affected.

Example:

🔸 彼はボールを投げた。
かれは ボールを なげた
He threw the ball.

Here, “he” is doing the action (投げた, threw) to “the ball.” The ball is the object, and the verb 投げた (threw) is transitive.

The structure typically looks like this:
[Subject] は / が + [Object] を + [Transitive Verb]

Let’s try a few more:

🔸 母は窓を開けた。
My mom opened the window.

🔸 子供がケーキを食べた。
The child ate the cake.

In each case, the subject is clearly doing something to the object.

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🌬️ Understanding Intransitive Verbs (自動詞)

An intransitive verb describes an event or change that happens on its own—there is no direct object receiving the action. These verbs are typically paired with the particle が to mark what undergoes the change or event.

Example:

🔸 ボールが落ちた。
The ball fell.

Nobody dropped the ball. It simply fell—by accident, or due to gravity. The verb 落ちた (fell) is intransitive.

The structure typically looks like this:
[Subject] は / が + [Intransitive Verb]

More examples:

🔸 窓が開いた。
The window opened.

🔸 ケーキがなくなった。
The cake disappeared.

There’s no object receiving the action here—something just happened.

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🧩 Common Verb Pairs

Transitive and intransitive verbs often come in pairs. Even though they are related, they use different conjugations and particles depending on whether the action is being done or is happening on its own.

Here are a few new example pairs explained in sentence form:

1. 倒す (taosu) vs 倒れる (taoreru)

🔸 彼が木を倒した。
He knocked down the tree. (Transitive)

🔸 木が倒れた。
The tree fell over. (Intransitive)

2. 始める (hajimeru) vs 始まる (hajimaru)

🔸 先生が授業を始めた。
The teacher started the class. (Transitive)

🔸 授業が始まった。
The class started. (Intransitive)

3. 壊す (kowasu) vs 壊れる (kowareru)

🔸 子供がおもちゃを壊した。
The child broke the toy. (Transitive)

🔸 おもちゃが壊れた。
The toy broke. (Intransitive)

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📝 Practice Questions

Try answering these questions to test your understanding. Each pair includes both transitive and intransitive versions of a situation.

1. Rewrite this sentence using the intransitive form:
   🔸 彼がコップを割った。
   (He broke the cup.)

2. Translate this sentence into Japanese using a transitive verb:
   🔸 I turned off the lights.

3. What’s the subject and object in this sentence?
   🔸 父はテレビを消した。
   (My father turned off the TV.)

4. Write a sentence using 開く (aku), the intransitive form of “to open.”

5. Rewrite this sentence using the transitive counterpart:
   🔸 ドアが閉まった。
   (The door closed.)