How do you say "How old are you?" in Japanese?

In Japanese, "How old are you?" is 何歳ですか? (nan sai desu ka ?). It is a phrase.

Listen to the pronunciation:

Pronunciation

何歳ですか? is written in kanji and hiragana. Romanised as nan sai desu ka ?, it sounds roughly like "nah-n sah-ee deh-soo kah ?" to an English ear.

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Questions about 何歳ですか?

How do you pronounce 何歳ですか??

何歳ですか? is romanised as nan sai desu ka ?. Say it roughly like "nah-n sah-ee deh-soo kah ?" in English. Each Japanese syllable has even weight, so keep the rhythm steady.

Is 何歳ですか? formal or casual?

何歳ですか? is a neutral, everyday word that works in both casual and polite speech. The level of formality comes from the sentence structure around it, not from the word itself.

How is 何歳ですか? written in Japanese?

何歳ですか? is written using kanji and hiragana. Kanji characters carry the core meaning; any hiragana or katakana that follow show grammatical endings.

This word is part of the vocabulary taught in the Japanese language learning game Noun Town, where words are introduced through play rather than memorisation.