Duration and Frequency

<Example Sentences> きのう　いちじかん　べんきょう　を　しました。 I studied for an hour yesterday. * You simply put "じかん" after each number to describe "for ～ hours". いっしゅうかん　ずっと　あめ　が　ふっています。 It has been raining for a week. いっかげつ　しごと　を　やすみました。 I took leave from work for a month. いちねん　とうきょう　で　はたらきました。 I worked in Tokyo for a year. いちにち　に　さんかい　は　を　みがきます。 I brush my teeth three times a day. *Period に Frequency いっしゅうかん　に　いつか　がっこう　に　いきます。 I go to school five days a week. いちにち　に　なんじかん　はたらきますか。 How many hours do you work a day? はちじかん　ぐらい　はたらきます。 I work for about eight hours. Reference: Numbers in Japanese https://anchor.fm/yuya-sato/episodes/Numbers-in-Japanese-emj500 Particles "wo", "de", "ni", and "he" https://anchor.fm/yuya-sato/episodes/Particles-wo--de--ni--and-he-en1dme Instagram: https://www.instagram.com/yuyaman1986