須 — Ought / By All Means / Necessarily

Master (高手)す, しゅ, すべから, すべし, ひげ, まつ, もち, もと

Radical ⾴ · radical 181 The building block this kanji is filed under

須 (readings: す, しゅ, すべから, すべし, ひげ, まつ, もち, もと; Japanese kanji) means “Ought / By All Means / Necessarily”. It is a Jōyō kanji taught in Japanese secondary school (junior & senior high) — the 高手 · Master tier beyond the grade 1–6 Kyōiku set, and appears in words such as 必須 (indispensable).

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What does 須 mean?

Full details, readings & example

Kanji	須
Meaning	Ought / By All Means / Necessarily
Readings	す, しゅ, すべから, すべし, ひげ, まつ, もち, もと
Grade	Master (高手 · secondary school)
Curriculum	Jōyō kanji · Japanese secondary school (JLPT N1–N2)
Example	必須 (indispensable)

How to read 須

須 is read す or しゅ or すべから or すべし or ひげ or まつ or もち or もと depending on the word.

Words with 須

必須bắt buộc

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Updated: 2026-07-22