1. Department of Cognitive and Psychological Sciences, Graduate School of Informatics Nagoya University Nagoya Japan
2. Center for Development of Advanced Medical Technology Jichi Medical University Shimotsuke Japan
3. Department of Pediatrics Jichi Medical University Shimotsuke Japan
4. Department of Robotics College of Science and Engineering Ritsumeikan University Shiga Japan
5. Department of Neurosurgery Jichi Medical University Shimotsuke Japan
6. International University of Health and Welfare Hospital Nasushiobara Japan
7. Nasu Institute for Developmental Disabilities International University of Health and Welfare Rehabilitation Center Otawara Japan