This is the 456th most frequent Japanese word.
あたり
"あたり" means "vicinity," "around," or "per hit/success," depending on context.
In this sentence, 'あたり' is used as a counter to indicate 'per,' showing a unit or rate per a certain measure, in this case, 'per day'.
一日あたりのカロリー摂取量を計算します。
We calculate the daily calorie intake.
Here, 'あたり' refers to a certain vicinity or area, indicating a specific location.
このあたりは桜の名所です。
This area is famous for cherry blossoms.
In this context, 'あたり' means an approximation or a general location where someone was expecting something to be.