noun
souvenir shop; gift shop
A shop selling local souvenirs and gifts, often found in tourist areas.
駅前に新しい土産物店ができた。
A new souvenir shop opened in front of the station.
土産屋 is a more casual or colloquial term for a souvenir shop, while 土産物店 sounds slightly more formal or business-like.
Compound of 土産 (souvenir) + 物 (goods) + 店 (shop).