1. Department of Urology Kyoto University Graduate School of Medicine Kyoto Japan
2. Department of Urology Ijinkai Takeda General Hospital Kyoto Japan
3. Department of Urology University of Tsukuba Tsukuba Japan
4. Department of Urology Osaka City University Osaka Japan
5. Department of Urology Akita University Akita Japan
6. Department of Urology Hirosaki University Hirosaki Japan
7. Department of Urology National Cancer Center Hospital Tokyo Japan
8. Department of Urology Hamamatsu University School of Medicine Hamamatsu Japan
9. Department of Urology Faculty of Medicine Yamagata University Yamagata Japan
10. Department of Urology Nara Medical University Kashihara Japan
11. Department of Urology Shizuoka General Hospital Shizuoka Japan
12. Department of Urology University of the Ryukyus Nishihara Japan
13. Department of Urology Iwate Medical University Morioka Japan
14. Department of Urology Oita University Yufu Japan
15. Department of Urology Hiroshima University Hiroshima Japan
16. Department of Urology Shimane University Izumo Japan
17. Department of Urology Kansai Medical University Hirakata Japan
18. Department of Urology Osaka University Suita Japan
19. Department of Urology Kagawa University Kita Japan
20. Department of Urology University of Yamanashi Chuo Japan
21. Department of Urology Toyama University Toyama Japan