Daiso Korea (daisomall.co.kr) search and reviews with a number almost no retailer exposes: TOTAL UNITS SOLD per product. Prices, ratings, review counts, review text, photos, repurchase flags as clean JSON. For dupe hunters, sourcing teams and trend researchers tracking what Korea actually buys.
Search Oliveyoung (oliveyoung.co.kr), Korea's #1 beauty retailer, in Korean or English. Results come in Olive Young's own popularity order — the closest thing to a live K-beauty bestseller list. Prices, discounts, ratings, review counts, English + Korean brand names as clean JSON.
Other Oliveyoung review scrapers cap at 100 reviews — this one pulls them all (80,000+ per product). 20+ fields: text, rating, date, photos, repurchase & 1-month-use flags, helpful votes, reviewer skin type/tone/concerns in English. Sort & filter. For K-beauty brands, sourcing and research.