*Yuhei Otsuka^1,2, Yuki Ohata¹, Mikito Tsuchiya¹, Yutaro Misawa¹, Nao Kajihara¹, Hiroshi Fukui¹, Takao Tashiro² (1. Radiological Technology Department, Medical Technical Support Division, Tokai University Hachioji Hospital School of Medicine, 2. Human Life and Health Sciences, Graduate School of Arts and Sciences, The Open University of Japan)

*Hirokazu Shimizu¹, Yuki Hara¹, Keita Nagawa¹, Saki Tsuchihashi¹, Kaiji Inoue¹, Hirokazu Okada², Tsutomu Inoue², Masahiro Ishikawa², Naoki Kobayashi³, Eito Kozawa¹ (1. Department of Radiology, Saitama Medical University)

*Toshiki Kanai¹, Takamasa Matsushima², Chie Azegami², Kenichi Saitou³, Yoshihisa Ishikawa¹ (1. Kitakashiwa Rehabilitation General Hospital, 2. Tojun Hospital, 3. Sanwa Hospital)

*Yuki Yamaguchi¹, Takeshi Ohta¹, Hiroki Arimura¹, Suguru Kawamura¹, Hiroki Indo¹, Yuna Hara¹, Ayaka Kiyokawa¹, Takashi Okigawa¹ (1. Department of Radiology, Saiseikai Kumamoto Hospital,)

*Yo Taniguchi¹, Takashi Nishihara², Koichiro Kimura³, Kenichi Fukui³, Kazuho Kamba², Masahiro Takizawa², Ukihide Tateishi³ (1. Medical Systems Research & Development Center, FUJIFILM Corporation)

*Kaori Shiraishi¹, Takeshi Nakaura², Kazuhiro Katahira¹, Kensei Matsuo³, Kosuke Morita³, Akio Osamura⁴, Tomomi Kamba⁵, Toshinori Hirai² (1. Radiology, Kumamoto Chuo Hospital, 4. canon medical systems corporation, 5. Urology, Kumamoto University Hospital)

*Fumiyasu Tsushima¹, Soichiro Tatsuo¹, Hiromasa Fujita¹, Shinya Kakehata¹, Hiroyuki Miura¹, Shingo Kakeda¹ (1. Department of Radiology, Hirosaki University School of Medicine)

*Takeshi Ohta¹, Yuuki Yamaguchi¹, Hiroki Indou¹, Suguru Kawamura¹, Satomi Tuchida¹, hiroki Arimura¹, Yuuna Hara¹, Ayaka Kiyokawa¹, Takashi Okigawa¹ (1. Department of Radiology, Saiseikai Kumamoto hospital)