Current position Assistant chief, Department of Head and Neck Surgery, National Cancer Center Hospital, Japan Education 03/31/2005 Graduated from the University of Tokyo, School of Medicine Previous Appointment 04/01/2005-03/31/2008 Resident, Department of Otolaryngology and Head and Neck Surgery, the University of Tokyo Hospital. 04/01/2008-07/31/2009 Staff, Department of Head and Neck Surgery, Gunma Prefectural Cancer Center. 08/01/2009-03/31/2011 Assistant Professor, Department of Head and Neck Surgery, Saitama Medial University International Medical Center 04/01/2011-12/31/2015 Assistant Professor, Department of Otolaryngology and Head and Neck Surgery, the University of Tokyo Hospital. 01/01/2016-03/31/2017 Staff, Department of Otolaryngology and Head and Neck Surgery, NTT Medical