1. Department of Dermatology; Chiba University, School of Medicine; Inohana 1-8-1 Chuo-ku Chiba 260 Japan
2. Department of Dermatology; Kamitsuga General Hospital; Shimoda-cho Kanuma Tochigi Japan
3. Research Center for Pathogenic Fungi and Microbial Toxicoses; Chiba University; Inohana 1-8-1 Chuo-ku Chiba 260 Japan