1. Department of Urology Kobe City Medical Center General Hospital HyogoJapan
2. Department of Urology Ijinkai Takeda General Hospital KyotoJapan
3. Department of Nephro‐Urologic Surgery and Andrology Mie University Graduate School of Medicine MieJapan
4. Department of Urology Tenri Yorozu Hospital NaraJapan
5. Department of Urology Miyazaki University MiyazakiJapan
6. Department of Urology Nishi Kobe Medical Center HyogoJapan
7. Department of Urology Kumamoto University KumamotoJapan
8. Department of Urology Hamamatsu Rosai Hospital ShizuokaJapan
9. Department of Urology Otsu Municipal Hospital ShigaJapan
10. Department of Urology Rakuwakai Otowa Hospital KyotoJapan
11. Department of Urology Graduate School of Medicine Kyoto University KyotoJapan
12. Department of Urology and Andrology Kansai Medical University Hospital Osaka Japan