• The Japan Society of Health Evaluation and Promotion
  https://jhep.jp/jhep/eng/top/index.jsp
• IHEPA Region3
  http://www.ihepa-region3.org/top_e.html
• Tokai University Tokyo Hospital
  https://www.tokyo-hosp.tokai.ac.jp/english/
• Tokai University Hachioji Hospital
  https://www.hachioji-hosp.tokai.ac.jp/
• Tokai University Hospital
  https://www.fuzoku-hosp.tokai.ac.jp/