H. Kubota
Faculty of Education, Gifu University, Gifu, Japan
S. Demura
Graduate School of Natural Science & Technology, Kanazawa University, Ishikawa, Japan
M. Uchiyama
Research and Education Center for Comprehensive Science, Akita Prefectural University, Akita, Japan
K. Takahashi
Faculty of Community Health Care, Department of Judo Physical Therapy, Teikyo Heisei University, Chiba, Japan