1. Department of Rehabilitation Science, Graduate School of Health Sciences, Life and Medical Sciences Area, Kobe University, Hyogo, Japan
2. Center for Information and Neural Networks (CiNet), National Institute of Information and Communications Technology (NICT), Osaka University, Osaka, Japan
3. Department of Rehabilitation, Asakayama General Hospital, Osaka, Japan;
4. Department of Neuropsychiatry, Wakayama Medical University, Wakayama, Japan
5. Wakayama-Minami Radiology Clinic, Wakayama, Japan