1. Department of Rehabilitation, Faculty of Rehabilitation; Hiroshima International University; Hiroshima Japan
2. Graduate School of Medical Technology and Health Welfare Sciences; Hiroshima International University; Hiroshima Japan
3. Graduate School of Biomedical and Health Sciences; Hiroshima University; Hiroshima Japan
4. Graduate School of Health Sciences; Kobe University; Hyogo Japan
5. Graduate School of Medicine; Osaka University; Osaka Japan