Japanese ISO Language Code: ja / jpn

Japanese = ja (ISO 639-1, alpha-2), jpn (ISO 639-2, alpha-3). Language family: Japonic.

Key facts

Frequently asked questions

What is the language code for Japanese?

Japanese is 'ja' in ISO 639-1 (2-letter) and 'jpn' in ISO 639-2 (3-letter).

Is it 'ja' or 'jp' for Japanese?

Use 'ja' for the language (ISO 639). 'JP' is the country code for Japan (ISO 3166).

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Japanese Language Code (ja) is part of Standards & Sizes on GOAT Lab — a free reference you can use without signing up, and it works offline. Open the tool above for any custom value.

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