How do you say "envelope" in Japanese?

In Japanese, "envelope" is 封筒 (fūtō). It is a noun pronounced "foo-toh".

Listen to the pronunciation:

Illustration of envelope from Noun Town

Pronunciation

封筒 is written in kanji. Romanised as fūtō, it sounds roughly like "foo-toh" to an English ear.

Example sentence

新しい封筒を買いました。

Atarashii Fūtō wo kaimashita.

I bought a new envelope.

Usage notes

Fūtō (封筒) is the Japanese word for envelope. This noun appears in everyday contexts across homes, offices, schools, and public spaces.

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Questions about 封筒

How do you pronounce 封筒?

封筒 is romanised as fūtō. Say it roughly like "foo-toh" in English. Each Japanese syllable has even weight, so keep the rhythm steady.

Is 封筒 formal or casual?

封筒 is a neutral, everyday word that works in both casual and polite speech. The level of formality comes from the sentence structure around it, not from the word itself.

How is 封筒 written in Japanese?

封筒 is written using kanji. Kanji characters carry the core meaning; any hiragana or katakana that follow show grammatical endings.

This word is part of the vocabulary taught in the Japanese language learning game Noun Town, where words are introduced through play rather than memorisation.