封 — “Seal / Closing” in Japanese

Master (高手)ふう, ほう

Radical ⼨ · radical 41 The building block this kanji is filed under

“Seal / Closing” in Japanese is 封, read fuu, hou (ふう, ほう). 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 封筒 (envelope).

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What does 封 mean?

Full details, readings & example

Kanji	封
Meaning	Seal / Closing
Readings	ふう, ほう
Grade	Master (高手 · secondary school)
Curriculum	Jōyō kanji · Japanese secondary school (JLPT N1–N2)
Example	封筒 (envelope)

How to read 封

封 is read fuu (ふう) or hou (ほう) depending on the word.

Words with 封

封筒

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Kanji read the same way as 封

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

Updated: 2026-08-28