• Director, Eijin Clinic, Hiratsuka, Japan
  • Invited Associate Professor, Department of Urology, Kitasato University, Sagamihara, Japan Congress President of the Japanese Society for Hemodialfiltration 2011
  • Council Member, Japanese Society for Dialysis Therapy (JSDT) Council Member, Japanese Society for Hemodiafiltration
  • Council Member, Japanese Society for Peritoneal Dialysis Council Member, Japanese Society for Dialysis Access
  • Council Member, Japanese Society for Renal Nutrition Vice Chairperson of JSDT Committee to Support Young Doctors and Co-medical Staffs in Dialysis Fields in Developing Countries Secretary General, NGO Ubiquitous Blood Purification International, Yokohama