1. Department of Radiation Oncology and Image‐Applied Therapy, Graduate School of Medicine Kyoto University Kyoto Japan
2. Department of Surgical Pathology Aichi Medical University Hospital, 1‐1 Yazakokarimata Nagakute Japan
3. Department of Diagnostic Pathology Kyoto University Hospital Kyoto Japan
4. Department of Urology, Graduate School of Medicine Kyoto University Kyoto Japan
5. Department of Nephro‐Urologic Surgery and Andrology Mie University Graduate School of Medicine Tsu‐shi Japan
6. Division of Urology Otsu Redcross Hospital Otsu‐shi Japan