1. Kao Corporation; Ichikai-Machi Haga-Gun, Tochigi Japan
2. Working Group for In Vitro Skin Sensitization Evaluation in Japan Cosmetic Industry Association
3. Kanebo Cosmetics Inc.; Odawara Kanagawa Japan
4. KOSE Corporation; Itabashi-ku Tokyo Japan
5. Cosmos Technical Center Co., Ltd.; Itabashi-ku Tokyo Japan
6. Nippon Menard Cosmetic Co., Ltd.; Nishi-ku Nagoya Japan
7. Fujifilm Corporation; Minamiashigara-shi Kanagawa Japan
8. Pola Chemical Industries, Inc.; Totsuka-ku Yokohama Japan
9. Lion Corporation; Odawara Kanagawa Japan
10. P&G Japan K.K.; Higashinada-ku Kobe Japan
11. Shiseido Research Center, Shiseido Co. Ltd.; Tsuzuki-ku Yokohama-shi, Kanagawa Japan