JAPANESE ASSOCIATION FOR ACUTE MEDICINE
, JAPAN SOCIETY FOR STEREOTACTIC AND FUNCTIONAL NEUROSURGERY
, Japanese Society for Neuroendoscopy
, THE JAPANESE SOCIETY FOR PEDIATRIC NEUROSURGERY
, Japanese Society for Intravascular Neurosurgery
, THE JAPAN STROKE SOCIETY
, THE JAPANESE CONGRESS OF NEUROLOGICAL SURGEONS
, THE JAPAN NEUROSURGICAL SOCIETY
, THE JAPAN SOCIETY OF NEUROTRAUMATOLOGY
, THE JAPANESE SOCIETY ON SURGERY FOR CEREBRAL STROKE