光 — light

Grade 2こう, ひか, ひ

Radical ⼉ · radical 10 The building block this kanji is filed under

光 (readings: こう, ひか, ひ; Japanese kanji) means “light”. It is a Grade 2 Kyōiku kanji, taught in year 2 of Japanese elementary school, and appears in words such as 光線 (ray of light).

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What does 光 mean?

Full details, readings & example

Kanji	光
Meaning	light
Readings	こう, ひか, ひ
Grade	Grade 2 (Easy)
Curriculum	Kyōiku kanji · Japanese elementary school
Example	光線 (ray of light)

How to read 光

光 is read こう or ひか or ひ depending on the word.

Words with 光

観光かんこうdu lịch
日光にっこうánh nắng
観光客かんこうきゃくkhách du lịch
光線tia sáng

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Updated: 2026-08-09