noun
100-yen store; hundred-yen shop
A shop where most items are sold at a uniform price of 100 yen (plus tax). Often used for variety stores like Daiso or Seria.
駅前に新しい１００円均一ショップができた。
A new 100-yen store opened in front of the station.
１００円均一ショップで文房具を買った。
I bought stationery at the 100-yen store.
Compound of １００円 (hyaku-en, '100 yen'), 均一 (kin'itsu, 'uniform price'), and ショップ (shoppu, 'shop'). A straightforward modern term for a type of discount store.