速 — fast / speed

Grade 3そく, はや

Radical ⾡ · radical 162 The building block this kanji is filed under

速 (readings: そく, はや; Japanese kanji) means “fast / speed”. It is a Grade 3 Kyōiku kanji, taught in year 3 of Japanese elementary school, and appears in words such as 速度 (speed).

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What does 速 mean?

Full details, readings & example

Kanji	速
Meaning	fast / speed
Readings	そく, はや
Grade	Grade 3 (Medium)
Curriculum	Kyōiku kanji · Japanese elementary school
Example	速度 (speed)

How to read 速

速 is read そく or はや depending on the word.

Words with 速

風速ふうそくtốc độ gió
秒速びょうそくtốc độ mỗi giây
高速こうそくtốc độ cao
高速道路こうそくどうろđường cao tốc
速度tốc độ
迅速nhanh chóng

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Updated: 2026-08-09