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How to Say ‘I see.’ in Japanese

そうなんだ。

sou na n da

[soh nah n dah]

💬 Usage Tip: [そうなんだ] shows interest, like "oh, I see" or "is that so?" It sounds casual and friendly.

🇯🇵 In Japan: Japanese conversation often uses small reactions like [そうなんだ], [へえ], and [なるほど] to show you are listening.

Phrase Breakdown

そう

sou

[soh]

so; that way

そう refers to something just mentioned and means 'so' or 'like that.'

Example

そうですか。

I see. Is that so?

na

[nah]

become; is

な here is part of なんだ, helping form an explanatory expression.

Example

それはへんなんです。

That is strange, you know.

n

[n]

explanatory sound

ん in なんだ adds an explanatory or confirming nuance to the sentence.

Example

そうなんですね。

Oh, I see, that's how it is.

da

[dah]

is

だ is the casual form of 'is' and is often used in informal speech.

Example

ねこだよ。

It's a cat.

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