Dr. Toshiki Rikiyama
| Area | Saitama Prefecture |
| Medical institution affiliation | Jichi Medical University Saitama Medical Center https://www.jichi.ac.jp/center/sinryoka/g_ippan/index.html |
| Medical specialties | digestive surgery |
| Medical expertise | general hepatobiliary and gastrointestinal surgery, imaging and treatment of biliary tract cancer, hepatopancreatic resection, liver regeneration |
| Graduated University | Tohoku University |
