1. Department of Obstetrics and Gynecology Showa University School of Medicine Tokyo Japan
2. Department of Obstetrics and Gynecology Keio University School of Medicine Tokyo Japan
3. Gynecologic Oncology Hyogo Cancer Center Akashi Japan
4. Department of Gynecology Cancer Institute Hospital Tokyo Japan
5. Gynecology Service NHO Kyushu Cancer Center Fukuoka Japan
6. Department of Obstetrics and Gynecology Kurume University School of Medicine Kurume Japan
7. Department of Gynecology Osaka International Cancer Institute Osaka Japan
8. Department of Gynecologic Oncology National Hospital Organization Shikoku Cancer Center Matsuyama Japan
9. Department of Gynecology Saitama Cancer Center Saitama Japan
10. Department of Obstetrics and Gynecology, Faculty of Medicine University of Tsukuba Tsukuba Japan
11. Department of Gynecology and Obstetrics, Graduate School of Medical Sciences Kyushu University Fukuoka Japan
12. Department of Obstetrics and Gynecology Jichi Medical University Tochigi Japan
13. Department of Obstetrics and Gynecology, Graduate School of Medicine University of the Ryukyus Okinawa Japan
14. Department of Gynecology Kanagawa Cancer Center Kanagawa Japan
15. Department of Obstetrics and Gynecology, Faculty of Life Sciences Kumamoto University Kumamoto Japan
16. Department of Obstetrics and Gynecology, Dentistry and Pharmaceutical Sciences Okayama University Graduate School of Medicine Okayama Japan
17. Department of Gynecology National Cancer Center Hospital Tokyo Japan
18. Department of Obstetrics and Gynecology Hokkaido University Graduate School of Medicine and Faculty of Medicine Sapporo Japan
19. Department of Gynecologic Oncology Saitama Medical University International Medical Center Saitama Japan
20. Department of Gynecology and Obstetrics Kyoto University Graduate School of Medicine Kyoto Japan
21. Department of Obstetrics and Gynecology Kindai University Faculty of Medicine Osaka Japan
22. Department of Obstetrics and Gynecology Tohoku University Graduate School of Medicine Sendai Japan
23. Division of Medical Engineering, Department of Information Science Iwate Medical University Morioka Japan
24. Kindai University Osaka Japan