1 *Department of Ophthalmology, Faculty of Medicine, University of Tsukuba, Ibaraki, Japan; †Department of Ophthalmology, Osaka University Graduate School of Medicine, Osaka, Japan; ‡Department of Ophthalmology, Kyoto Prefectural University of Medicine, Kyoto, Japan; §Department of Ophthalmology, School of Medicine, Wakayama Medical University, Wakayama, Japan; ¶Department of Ophthalmology and Visual Science, Kochi Medical School, Kochi, Japan; and ‖Department of Ophthalmology, Toho University Omori Medical Center, Tokyo, Japan.