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How to Say ‘Your older brother’ in Japanese

お兄さん

o nii san

[oh NEE sahn]

💬 Usage Tip: お兄さん (onīsan) is the polite word for someone else's older brother, while your own is plainly 兄 (ani). The same pattern gives 弟さん (otōto-san) for someone else's younger brother.

Phrase Breakdown

お

o

[oh]

honorific prefix

お adds politeness to certain words and expressions.

Example

チケットを二枚お願いします。

Two tickets, please.

兄

nii

[NEE]

older brother

Kanji for older brother; read 'nii' in the polite form.

Example

お兄さんは何歳ですか。

How old is your older brother?

さん

san

[sahn]

(polite suffix in お子さん)

Added to 子 to respectfully refer to someone else's child.

Example

お子さんは元気ですか。

Is your child doing well?

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