This is the 358th most frequent Japanese word.
店内
"Inside the store"
Here, 店内 refers to the interior space within the shop, emphasizing its role as the location of the displayed products.
店内には多くの商品が陳列されています。
There are many products displayed inside the shop.
Here, 店内 highlights the source of the announcements, pointing to the shop's internal broadcasting system.
店内放送で特売品のお知らせが流れています。
Announcements about special sale items are being made via the in-shop broadcasting system.
In this sentence, 店内 indicates the area inside the shop where dining is possible, emphasizing the transition from the exterior to the interior.