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How to Say ‘One room.’ in Japanese

お部屋は一つ。

o heya wa hito tsu

[oh heh-yah wah hee-toh-tsu tsu]

💬 Usage Tip: This is an abbreviated confirmation style. A full sentence could be [お部屋は一つです].

🇯🇵 In Japan: In reservation review, staff may use clipped phrases like reading from a checklist. It sounds efficient, not rude.

Phrase Breakdown

お部屋

o heya

room

Polite way to say 'room.'

Example

お部屋はこちらです。

Your room is this way.

Words in this phrase

o

[oh]

honorific prefix

Polite prefix used before nouns when speaking to guests.

Example

お部屋の番号はこちらです。

Here is your room number.

部屋

heya

[heh-yah]

room

Refers to a hotel room or guest room.

Example

お部屋を一つ予約しました。

I reserved one room.

は一つ

wa hito tsu

is one

は marks the topic and 一つ means 'one' (one item/one room).

Example

部屋は一つです。

There is one room.

Words in this phrase

wa

[wah]

as for; topic marker

Introduces the topic being described, here the room.

Example

お部屋は禁煙です。

The room is non-smoking.

hito

[hee-toh-tsu]

one

Number one, used with the counter つ here.

Example

一つ空いています。

One is available.

tsu

[tsu]

general counter ending

Completes 一つ, a general way to count one thing.

Example

お部屋は一つあります。

There is one room.

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