JLPT N4
（period）に（frequency）
Frequency of action per period
Structure
Period of time + に + Frequency
How it works
This structure specifies the frequency of an action within a given period of time, clearly stating 'X times per Y period'.
Examples
一週間に３回、日本語を勉強します。
I study Japanese three times a week.
Common mistakes
Omitting に or using a different particle in this specific frequency context.
Tip
Think of に here as 'per' or 'every'.
More JLPT N4 grammar
See （period）に（frequency） in real Japanese
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