1. Graduate School of Sport Sciences, Waseda University, Tokorozawa, Saitama, Japan
2. Department of Orthopaedic Surgery, Tohoku University, Sendai, Japan
3. Department of Orthopaedic Surgery, Kurihara Central Hospital, Kurihara, Japan
4. Department of Rehabilitation, Kurihara Central Hospital, Kurihara, Japan
5. Faculty of Sport Sciences, Waseda University, Tokorozawa, Saitama, Japan