筒 — Cylinder / Pipe / Tube / Gun Barrel

Master (高手)とう, つつ

Radical ⽵ · radical 118 The building block this kanji is filed under

筒 (readings: とう, つつ; Japanese kanji) means “Cylinder / Pipe / Tube / Gun Barrel”. 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 筒 (tube).

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What does 筒 mean?

Full details, readings & example

Kanji	筒
Meaning	Cylinder / Pipe / Tube / Gun Barrel
Readings	とう, つつ
Grade	Master (高手 · secondary school)
Curriculum	Jōyō kanji · Japanese secondary school (JLPT N1–N2)
Example	筒 (tube)

How to read 筒

筒 is read とう or つつ depending on the word.

Words with 筒

封筒phong bì

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Updated: 2026-07-22