時
(Toki)
o'clock (hour counter).
Connection rules
- +Number + 時. Irregulars: 4 → よ, 7 → しち, 9 → く.
- +Irregular readings: 4時 (よじ, NOT しじ), 7時 (しちじ), 9時 (くじ, NOT きゅうじ).
- +Paired with 分 for precise times: 3時15分 (さんじじゅうごふん).
Examples
1.
今、3時です。

Ima, 3 ji desu.
It's 3 o'clock now.
「o'clock (hour counter)」
2.
9時に学校へ行きます。

9 ji ni gakkou e iki masu.
I go to school at 9 o'clock.
「o'clock (hour counter)」
Practice
I wake up at 4 o'clock every day.
毎日___に起きます。
Romaji also accepted