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How to Say ‘Why’ in Japanese

どうして

dou shi te

[doh shee teh]

💬 Usage Tip: [どうして] means “why.” It can feel a bit more conversational than some alternatives.

🇯🇵 In Japan: You may also hear [なぜ] in writing or formal speech. Same meaning, slightly different flavor.

Phrase Breakdown

どう

dou

[doh]

how; in what way; why (part of どうして)

As part of どうして, it helps form a question meaning 'why' or 'how come.'

Example

どうして泣いているのですか。

Why are you crying?

shi

[shee]

do; make (part of して)

This syllable is part of して, which combines in どうして to form 'why.'

Example

どうして来ないのですか。

Why are you not coming?

te

[teh]

and; -ing form ending; part of して

Completes して. In どうして, the full expression means 'why' or 'how come.'

Example

どうしてそれを知っていますか。

Why do you know that?

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