^○Tomoko Inoue, Yuma Kawahara, Ikumi Akiyama, Masahito Shimauchi, Yoshio Koizumi, Tetsuya Hirata (Department of Obstetrics and Gynecology, Douai Memorial Hospital, Japan)

^○Akiko Takashima, Megumi Manrai, Hiroaki Ishida (Toho University Medical Center Sakura Hospital, Chiba, Japan)

^○Maya Fujii, Akemi Koshiba, Koki Shimura, Masahiro Otani, Fumitake Ito, Taisuke Mori, Izumi Kusuki, Jo Kitawaki (Department of Obstetrics and Gynecology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Japan)

^○Yasuhiko Shiki, Shota Higami, Tomomi Deguchi, Yusuke Tanaka (Osaka Rosai Hospital, Japan)

^○Shoko Tamada, Yuki Sakai, Karen Iwama, Naoko Tanaka, Yoshiaki Tsukizawa, Rinko Kubo, Keiji Morikawa, Yosuke Katayama, Maiko Ueda, Madoka Sekino, Masae Yorimitsu, Junichi Kodama (Department of Obstetrics and Gynecology, Hiroshima City Hiroshima Citizens Hospital, Hiroshima, Japan)

^○Rany Ayu Puspitasari, Muhammad Luky Satria Marwali, Malvin Emeraldi, Agus Surur Asadi, Setyo Hermanto (Endometriosis Center, Minimally Invasive Surgery Unit, Department of Obstetrics and Gynecology, Fatmawati General Hospital, Jakarta, Indonesia)

^○Kazuho Nakanishi, Takakazu Ogawa, Yuri Maeoka, Yukari Oishi, Tomoaki Fukagawa, Yuta Ueno, Momoko Owada, Hiroko Murakawa, Takashi Yamada (Department of Obstetrics and Gynecology, Nippon Medical School, Tokyo, Japan)

^○Chung-hsien Sun (Lucina Women & Children Hospital, Kaohsiung City, Taiwan)

^○Masafumi Katakura, Kuniaki Ota, Takafumi Mukai, Kentaro Nakaoka, Toshimitsu Maemura, Yukiko Katagiri, Mineto Morita (Obstetrics and Gynecology, Toho University Omori Medical Center, Japan)

^○Yuri Maeoka, Takakazu Ogawa, Yukari Oishi, Yuki Kaito, Yuta Ueno, Tomoaki Fukagawa, Momoko Owada, Hiroko Murakawa, Kazuho Nakanishi, Takashi Yamada (Department of Obstetrics and Gynecology, Nippon Medical School, Japan)

^○Yuri Maeoka, Takakazu Ogawa, Yukari Oishi, Yuki Kaito, Yuta Ueno, Tomoaki Fukagawa, Momoko Owada, Hiroko Murakawa, Kazuho Nakanishi, Takashi Yamada (Department of Obstetrics and Gynecology, Nippon Medical School, Japan)

^○Takehiro Hiraoka^1,2, Osamu Yoshino¹, Yukiko Ogino¹, Motohiro Nakamura¹, Kento Onishi¹, Junichi Nishijima¹, Masako Honda¹, Shunsuke Iwahata¹, Haruko Iwase¹, Nobuya Unno¹ (1.Department of Obstetrics and Gynecology, Kitasato University Hospital, Kanagawa, 2.Department of Obstetrics and Gynecology, The University of Tokyo Hospital, Japan)

^○Hanako Kaseki¹, Masao Ichikawa¹, Tatsnori Shiraishi¹, Akiko Sakata¹, Shigeru Matsuda², Yuka Shirai³, Kimihiko Nakao¹, Shigeo Akira¹ (1.Department of Obstetrics and Gynecology, Nippon Medical School, Tokyo, Japan, 2.Department of Obstetrics and Gynecology, Nippon Medical School Tamanagayama Hospital, Japan, 3.Department of Obstetrics and Gynecology, Kubonoya Women's Hospital, Japan)

^○Azusa Akiyama, Iwata Narushi, Itagaki Hiroya, Ayumi Shikama, Nobutaka Tasaka, Sari Nakao, Hiroyuki Ochi, Takeo Minaguchi, Toyomi Satoh (Department of Gynecology and Obstetrics, University, Ibaraki, Japan)