How to Say You Need an Envelope in Japanese and Ask for the Right Size
Learn to say 'I need an envelope' in Japanese, request different envelope sizes, and handle a simple purchase at a stationery shop or convenience store.

In this lesson you will learn how to say you need an envelope in Japanese and how to ask for a specific size. The key noun is fuutou (封筒), which means envelope. The basic pattern is X ga hitsuyou desu (X が必要です), meaning 'I need X.' You will also learn common size words such as ookii (大きい, big), chiisai (小さい, small), nagai (長い, long), and the katakana size labels A4, B5, and kakugata (角形, rectangular). By the end, you can walk into a shop, state what you need, ask for a size, and complete the purchase politely.
By the end, you can…
- say 'I need an envelope' in Japanese.
- ask for a specific envelope size such as large, small, long, or A4.
- ask whether a shop has a particular envelope and understand a simple reply.
- complete a basic purchase at a register.
Listen once. Try it slowly. Then say it without looking.
Checking available voices…
封筒が必要です。
I need an envelope.
Fūtō ga hitsuyō desu.
The standard neutral-polite way to state a need. Use ga before hitsuyou desu. Suitable in shops, offices, or hotels.
大きい封筒はありますか。
Do you have a large envelope?
Ōkii fūtō wa arimasu ka.
Use wa arimasu ka to ask whether something exists or is in stock. Ookii is an i-adjective that directly modifies fuutou.
小さい封筒をください。
A small envelope, please.
Chiisai fūtō o kudasai.
O kudasai means 'please give me.' Use this when you have already decided what you want.
長い封筒はどれですか。
Which one is the long envelope?
Nagai fūtō wa dore desu ka.
Dore means 'which one' among three or more items. Use it when several envelopes are visible.
A4の封筒を探しています。
I am looking for an A4 envelope.
Ē-fō no fūtō o sagashite imasu.
Sagashite imasu means 'I am looking for.' The particle no links the size label A4 to fuutou.
Pronunciation guides are approximate. Slow playback keeps the original pitch.
Make it make sense
Useful pattern
The core pattern is [noun] ga hitsuyou desu, meaning 'I need [noun].' For example, Fuutou ga hitsuyou desu means 'I need an envelope.' To name a size, put an adjective before fuutou: ookii fuutou (large envelope), chiisai fuutou (small envelope), nagai fuutou (long envelope). Japanese adjectives do not change form for the noun's number, and fuutou stays the same whether you mean one envelope or several. If you want to ask for something, use [noun] o kudasai, as in chiisai fuutou o kudasai. To ask whether a shop has it, use [noun] wa arimasu ka, as in ookii fuutou wa arimasu ka.
When to use it
Use fuutou ga hitsuyou desu when you are explaining your need, for example to a hotel front desk or a coworker. Use ookii fuutou wa arimasu ka or chiisai fuutou wa arimasu ka when you are standing in a shop and want to check stock. Use [size] no fuutou o sagashite imasu when you are browsing and want to tell a clerk what you are looking for, such as A4 no fuutou o sagashite imasu. If the clerk asks you a question, you can answer with hai, arimasu (yes, we have it) or sumimasen, arimasen (sorry, we do not have it).
Listen to each line, then take one part and reply out loud.
すみません、封筒が必要です。
Excuse me, I need an envelope.Sumimasen, fūtō ga hitsuyō desu.はい、どんな封筒ですか。
Yes, what kind of envelope?Hai, donna fūtō desu ka.A4の大きい封筒はありますか。
Do you have a large A4 envelope?Ē-fō no ōkii fūtō wa arimasu ka.はい、あります。こちらです。
Yes, we do. Here it is.Hai, arimasu. Kochira desu.A little context goes a long way
In Japanese shops, staff often use polite forms such as gozaimasu and kochira desu. When you ask for an item, adding sumimasen at the start is natural and polite. If you need a specific size, it is common to mention the size label first, as in A4 no fuutou, because Japanese stationery often uses standard labels like A4, B5, and kakugata. At a register, you may hear nan-mai desu ka (how many sheets or items), so be ready to answer with a number plus mai for flat items, for example ni-mai (two).
One thing to watch for
Saying 封筒を必要です (fuutou o hitsuyou desu) by using o instead of ga.
Try this instead: Use ga with hitsuyou desu: 封筒が必要です (fuutou ga hitsuyou desu). The particle o marks a direct object of an action verb, but hitsuyou desu is a noun-plus-copula pattern, so ga marks what is needed. For a request, use o with kudasai: 封筒をください (fuutou o kudasai).
Your turn
Try answering out loud before checking a possible answer.
1How do you say 'I need an envelope' in Japanese?
Show a sample answer
封筒が必要です。 (Fūtō ga hitsuyō desu.)
This uses the pattern [noun] ga hitsuyou desu. You could also say 封筒が必要なんです (fuutou ga hitsuyou nan desu) in conversation to add explanation, but the neutral-polite form is safest.
2Ask a shop clerk whether they have a small envelope.
Show a sample answer
小さい封筒はありますか。 (Chiisai fūtō wa arimasu ka.)
This uses [noun] wa arimasu ka to ask about availability. You could also ask 小さい封筒はありますでしょうか (chiisai fuutou wa arimasu deshou ka) for extra politeness.
3You are looking for an A4 envelope. What can you say to a clerk?
Show a sample answer
A4の封筒を探しています。 (Ē-fō no fūtō o sagashite imasu.)
Sagashite imasu means 'I am looking for.' You could also say A4の封筒はどこにありますか (Ee-foo no fuutou wa doko ni arimasu ka), meaning 'Where are A4 envelopes?'
Remember the core pattern: fuutou ga hitsuyou desu for 'I need an envelope,' and add ookii, chiisai, nagai, or a size label like A4 before fuutou to specify what you want.
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