Inventories are being kept tight in hope of increasing full-price selling and reducing markdowns.
The music star had launched the collection last February during New York Fashion Week.
The French designer was synonymous with striped sweaters and Left Bank insouciance.
The pricing study is conducted monthly by Wunderlich Securities.
Store design was kicked up a notch at the new downtown shopping center.
The collection will hit Uniqlo stores and online on Sept. 9.