1. The Cancer Registration Committee of the Japanese Urological Association; Kyoto Japan
2. Department of Urology; Graduate School of Medical Sciences; Kyoto Prefectural University of Medicine; Kyoto Japan
3. Urology Division; National Cancer Center Hospital; Tokyo Japan
4. Department of Urology; School of Medicine; The University of Tokushima; Tokushima Japan
5. Department of Urology; Hirosaki University Graduate School of Medicine; Aomori Japan
6. Department of Urology; Gunma University School of Medicine; Gunma Japan
7. Department of Urology; Faculty of Medicine; University of Tsukuba; Ibaragi Japan
8. Department of Urology; Faculty of Life Sciences; Kumamoto University; Kumamoto Japan
9. Department of Urology; Graduate School of Medical Sciences; Kyushu University; Fukuoka Japan
10. Department of Urology; Yokohama City University Graduate School of Medicine; Kanagawa Japan
11. Department of Urology; Nihon University; Tokyo Japan
12. Department of Urology; Japanese Red Cross Kyoto Daiichi Hospital; Kyoto Japan
13. Department of Urology; Graduate School of Medicine; The University of Tokyo; Tokyo Japan