曜 — “day of the week” in Japanese

Grade 2よう

Radical ⽇ · radical 72 The building block this kanji is filed under

“day of the week” in Japanese is 曜, read you (よう). It is a Grade 2 Kyōiku kanji, taught in year 2 of Japanese elementary school, and appears in words such as 月曜日 (Monday).

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What does 曜 mean?

Full details, readings & example

Kanji	曜
Meaning	day of the week
Readings	よう
Grade	Grade 2 (Easy)
Curriculum	Kyōiku kanji · Japanese elementary school
Example	月曜日 (Monday)

How to read 曜

曜 is read you (よう) depending on the word.

Words with 曜

曜日ようび
火曜日かようび
金曜日きんようび
月曜日
水曜日
土曜日
日曜日
木曜日

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Kanji read the same way as 曜

Same sound, different character — the classic trap. Compare them side by side:

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Updated: 2026-08-28