Repurchase loyalty
An unusually high share of reviews explicitly state this is a 2nd-10th+ repurchase, indicating strong retention and reorder rates.
Influencer/YouTuber recommendation
Multiple reviewers cite specific beauty YouTubers, Instagram influencers, or the 'minsco' collaboration as the reason for trying the product.
Word of mouth / popularity
Many buyers say they purchased because it is a well-known, popular item or was recommended by friends, Olive Young staff, or online buzz.
Bundle/value promotions
1+1 promotional sets and bonus mini brow mascara/scissors included with purchase are frequently cited as a purchase trigger.
Natural black-hair shade matching
Many Japanese and Korean reviewers bought it specifically because shades like Ash Brown, Light Taupe, and Cool Gray match black hair well without looking harsh.