^○Seina Matsukawa¹, Daiki Ito^1,2, Tetsushi Habe¹, Shigeo Okuda³, Midori Kanai², Tomokazu Numano^2,4, Hiroki Sakata¹, Masahiro Jinzaki³ (1.Office of Radiation Technology, Keio University Hospital, 2.Department of Radiological Sciences, Graduate School of Human Health Sciences, Tokyo Metropolitan University, 3.Department of Radiology, Keio University School of Medicine, 4.Health Research Institute, National Institute of Advanced Industrial Science and Technology)

^○Daiki Ito^1,2, Shigeo Okuda³, Tomokazu Numano^2,4, Tetsushi Habe¹, Masahiro Jinzaki³ (1.Office of Radiation Technology, Keio University Hospital, 2.Department of Radiological Sciences, Graduate School of Human Health Sciences, Tokyo Metropolitan University, 3.Department of Radiology, Keio University School of Medicine, 4.Health Research Institute, National Institute of Advanced Industrial Science and Technology)

^○Hiroyuki Morisaka, Kazuyuki Sato, Masahiro Hamasaki, Hiroshi Onishi (University of Yamanashi, Department of Radiology)

^○Ryouna Abe¹, Kei Fukuzawa¹, Asami Kubota¹, Satoru Morishita¹, Masakatsu Tano¹, Chiharu Yoshihara¹, Satoshi Saitoh² (1.Department of Radiology, Toranomon Hospital, 2.Department of Hepatology Toranomon Hospital)

^○Aya Tamada¹, Mikio Suga^1,2,3, Takashi Nishihara⁴, Yo Taniguchi^3,4, Masahiro Takizawa⁴ (1.Faculty of Engineering, Chiba University, 2.Center for Frontier Medical Engineering, Chiba University, 3.Graduate School of Science and Engineering, Chiba University, 4.FUJIFILM Healthcare Corporation)