1. Working Group of the UTUC Registration Committee of the Japanese Urological Association; Tokyo Japan
2. Department of Urology; Faculty of Medicine; University of Tsukuba; Ibaraki Japan
3. Urology Division; National Cancer Center Hospital; Tokyo Japan
4. Department of Urology; Hirosaki University Graduate School of Medicine; Hirosaki Japan
5. Center for Innovative Clinical Medicine; Okayama University Hospital; Okayama Japan
6. Department of Urology; Keio University School of Medicine; Tokyo Japan
7. Department of Urology; Cancer Institute Hospital; Japanese Foundation of Cancer Research; Tokyo Japan
8. Department of Urology; Graduate School of Medical Sciences; Kyushu University; Fukuoka Japan