日記
Kana: にっき
diary
Example sentence
彼女は毎日日記を書きます。
かのじょはまいにちにっきをかきます。
She writes in her diary every day.
What 日記 means
日記 (にっき) is a Japanese word meaning “diary”. It belongs to the Things & Objects topic and appears at Level 3, so it is one of the words worth learning early when you study Japanese.