Department of Computational Science;
Graduate School of System Informatics;
Kobe University;
Kobe;
Japan;
Department of Neurology;
Nishi Memorial Port Island Rehabilitation Hospital;
Kobe;
Japan;
Department of Rehabilitation Medicine;
Nishi Memorial Port Island Rehabilitation Hospital;
Kobe;
Japan;
Department of Rehabilitation Science;
Graduate School of Health Sciences;
Kobe University;
Kobe;
Japan;
Division of Occupational Therapy;
Department of Human Health Sciences;
Graduate School of Medicine;
Kyoto University;
Kyoto;
Japan;
Faculty of Sport and Health Science;
Ritsumeikan University;
Shiga;
Japan;
Cognitive; Assessment; Brain; Activation; Virtual; Reality; Task; Difficulty; Rehabilitation;