1. Department of Dermatology Yamagata University Faculty of Medicine Yamagata Japan
2. Division of Medical Genetics Department of Medical Subspecialties National Center for Child Health and Development Tokyo Japan
3. Institute for Melanin Chemistry Fujita Health University Toyoake Japan
4. Research Center for Molecular Genetics Institute for Promotion of Medical Science Research Yamagata University Faculty of Medicine Yamagata Japan
5. Department of Ophthalmology Yssamagata University Faculty of Medicine Yamagata Japan