[1] Callisto Inc., Toshima, Tokyo, Japan
[2] The University of Tokyo, Depart. Technology Management for Innovation, Bunkyo, Tokyo, Japan
[3] St. Marianna University School of Medicine, Depart. Advanced Biomedical Imaging and Informatics, Kanagawa, Kawasaki, Japan
[4] Harada Academy, Depart. AI Research Lab, Kagoshima, Kagoshima, Japan
[5] St. Marianna University, Yokohama Seibu Hospital Clinical Training Center, Kanagawa, Yokohama, Japan
[6] St. Marianna University School of Medicine, Depart. Medical Information and Communication Technology Research, Kanagawa, Kawasaki, Japan