1. Doctoral Program in Medical Sciences, University of Tsukuba
2. Institute of Clinical Medicine, University of Tsukuba
3. Division for Visually Impaired, Tsukuba College of Techinology
4. Department of Life Sciences, University of Tokyo
5. School of Health Sciences, Ibaraki Prefectural University of Health Sciences
6. Total Health Evaluation Center Tsukuba
7. Faculity of Education, University of Fukushima
8. Institute of Health & Sport Sciences, University of Tsukuba