1. Working Group of the Kidney Cancer Registration Committee of the Japanese Urological Association
2. Urology Division, National Cancer Center Hospital
3. Department of Urology, Tokyo Women’s Medical University, Tokyo
4. Department of Renal and Genitourinary Surgery, Graduate School of Medicine, Hokkaido University, Sapporo
5. Department of Urology, Iwate Medical University, Morioka
6. Department of Urology, Nippon Medical School
7. Department of Urology, Graduate School of Medicine, The University of Tokyo, Tokyo
8. Department of Urology, Graduate School of Medicine, Osaka University, Osaka
9. Department of Urology, Graduate School of Medical Sciences, Kyoto Prefectural University of Medicine, Kyoto
10. Department of Urology, Hamamatsu University School of Medicine, Shizuoka
11. Department of Urology, Institute of Biomedical Sciences, Tokushima University Graduate School, Tokushima
12. Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan