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How to Say ‘What size?’ in Japanese

サイズはどうしますか?

saizu wa dou shi masu ka

[saizu wa]

💬 Usage Tip: You'll often hear this when making decisions about portions — simple and straight to the point!

🇯🇵 In Japan: Size matters in Japan! Often, cafes will offer standard Western distinctions: small, medium, and large.

Phrase Breakdown

サイズ

saizu

[saizu]

size

Measurement of the dimensions of something.

Example

サイズを教えてください。

Please tell me the size.

wa

[wa]

topic marker

Particle indicating the topic of the sentence.

Example

本は面白いです。

The book is interesting.

どうします

what will you do

Used to ask about decisions or actions.

Example

どうしますか?

What will you do?

か?

question particle

Turns a sentence into a question.

Example

何をしますか?

What are you doing?

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