1. Department of Dermatology Teikyo University School of Medicine Tokyo Japan
2. Department of Dermatology Tokyo Metropolitan Police Hospital Tokyo Japan
3. Sapporo Skin Clinic Sapporo Japan
4. Ito Skin Clinic Sapporo Japan
5. Uesugi Dermatology Clinic Sapporo Japan
6. Asanuma Dermatology Clinic Chitose Japan
7. Eniwa Station Dermatology Clinic Eniwa Japan
8. Kato Dermatology Clinic Sapporo Japan
9. Megumino Dermatologic Clinic Eniwa Japan
10. Takagi Dermatological Clinic Obihiro Japan
11. Takeda Dermatological Skin Care Clinic Sapporo Japan
12. Nopporo Dermatology Clinic Ebetsu Japan
13. Showa Skin Clinic Hakodate Japan
14. Department of Dermatology Asahikawa Medical University Hospital Asahikawa Japan
15. Chitose Dermatology and Plastic Surgery Clinic Chitose, Japan
16. Shinoro Dermatology Clinic Sapporo Japan
17. Fukuzumi Dermatology Clinic Sapporo Japan
18. Yamanaka Skincare Clinic Sapporo Japan
19. Atago Dermatology Clinic Tokyo Japan
20. Department of Dermatology Kitasato University Kitasato Institute Hospital Tokyo Japan
21. Department of Dermatology Tokyo Medical University Tokyo Japan
22. Naoko Dermatology Clinic Tokyo Japan
23. Maruyama Dermatology Clinic Tokyo Japan
24. Queen’s Square Medical Center Yokohama Japan
25. Department of Dermatology Teikyo University Mizonokuchi Hospital Kawasaki Japan
26. Nemunoki Dermatology Clinic Kawasaki Japan
27. Department of Dermatology Saiseikai Yokohama‐shi Tobu Hospital Yokohama Japan
28. Department of Dermatology Saiseikai Kanagawa Hospital Yokohama Japan
29. Department of Dermatology Kawasaki Municipal Hospital Kawasaki Japan
30. Department of Dermatology Kanazawa Medical University Kanazawa Japan
31. Department of Dermatology Ina Central Hospital Ina Japan
32. Department of Dermatology Gifu University Graduate School of Medicine Gifu Japan
33. Department of Dermatology Fujita Health University Toyoake Japan
34. Division of Dermatology Department of Medicine of Sensory and Motor Organs Tottori University Faculty of Medicine Yonago Japan
35. Department of Dermatology National Hospital Organization Hamada Medical Center Hamada Japan
36. Kiryu Dermatology Clinic Fukuoka Japan
37. Kusuhara Dermatology Clinic Fukuoka Japan
38. Department of Dermatology Nagasaki University Hospital Nagasaki Japan