noun
General term for a retail store or shop.
あの店屋はいつも混んでいる。
That store is always crowded.
駅前に新しい店屋ができた。
A new shop opened in front of the station.
Compound of 店 (みせ, 'store') and 屋 (や, 'shop' or 'dealer'). The exact historical derivation is uncertain, but it follows a common pattern for naming types of shops.