THE KANTO SOCIETY OF ORTHOPEDICS AND TRAUMATOLOGY
, THE EASTERN JAPAN ASSOCIATION OF ORTHOPAEDICS AND TRAUMATOLOGY
, 日本骨関節感染症学会
, 東日本手外科研究会
, Japanese Society of Clinical Neurolophysiology
, Japan Elbow Society
, JAPANESE PERIPHERAL NERVE SOCIETY
, Japanese Society for Surgery of the Hand
, THE JAPANESE ORTHOPAEDIC ASSOCIATION