Influencer/YouTube recommendation
Many reviewers cite watching 'Helim sensei' or other beauty YouTubers/TikTokers demonstrate the puff before purchasing, indicating influencer marketing is a key sales driver.
Repurchase/brand loyalty
A large share of reviews are explicit repurchases, some noting 3rd, 4th, or 10th+ buy, showing strong retention once trialed.
Word of mouth from friends/family
Several buyers mention purchasing after a friend's recommendation or to gift it, suggesting organic peer referral alongside influencer buzz.
Bundled soap/case value perception
Reviewers frequently mention being pleased that a cleansing soap or storage case was included, reinforcing a value/CP (cost-performance) perception that motivates purchase.
Ranking/bestseller visibility on Olive Young
Multiple reviewers say they bought it because it was highly ranked or 'famous', indicating platform bestseller status drives new customer acquisition.