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How to Say ‘9 o'clock’ in Japanese

9時

ku ji

[kyoo jee]

💬 Usage Tip: [9時] = 9 o’clock. Add [ごろ] for “around”: [9時ごろ].

🇯🇵 In Japan: Some buildings have unofficial “quiet after 9–10pm” expectations; check your lease/rules if posted.

Phrase Breakdown

ku

[kyoo]

nine (9)

The number 9. With 時 it becomes 9時 (9 o’clock), commonly suggested as a quiet-hours cutoff.

Example

今日は9時までにします。

Today, I'll keep it until 9.

ji

[jee]

o’clock; hour

Attached to a number to indicate time (9時 = 9 o’clock). Useful for setting an end time for music.

Example

9時以降は静かにします。

After 9 o’clock, I'll be quiet.

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