細 — thin / fine

Grade 2さい, こま, ほそ

Radical ⽷ · radical 120 The building block this kanji is filed under

細 (readings: さい, こま, ほそ; Japanese kanji) means “thin / fine”. It is a Grade 2 Kyōiku kanji, taught in year 2 of Japanese elementary school, and appears in words such as 細い (thin/slender).

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What does 細 mean?

Full details, readings & example

Kanji	細
Meaning	thin / fine
Readings	さい, こま, ほそ
Grade	Grade 2 (Easy)
Curriculum	Kyōiku kanji · Japanese elementary school
Example	細い (thin/slender)

How to read 細

細 is read さい or こま or ほそ depending on the word.

Words with 細

細いmỏng/nhỏ
詳細chi tiết
細胞tế bào
細菌vi khuẩn
脳細胞tế bào thần kinh

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Updated: 2026-08-09