Roland Piquepaille writes: "Two Mitsukoshi department stores in Japan, including its main store in Tokyo's Ginza district, are testing RFID tags for two weeks. This experiment, which is far smaller than the ones from Wal-Mart, just wants to help shoppers to choose cosmetics, such as lipstick, eye shadow and blush. In this short article, IDG News Service reports that a kiosk can provide a simulation of what will happen if you choose a special lipstick. Of course, the store also wants to know what products are the most popular. Read more for additional details and pictures of the devices which are being tested in Japan."