Dr. Ryuichiro Doi
| Area | Shiga Prefecture |
| Medical institution affiliation | Japanese Red Cross Otsu Hospital https://www.otsu.jrc.or.jp/department/outpatients/ |
| Medical specialties | digestive surgery |
| Medical expertise | hepatobiliary and pancreatic surgery, upper and lower gastrointestinal surgery, endoscopic surgery, cancer chemotherapy |
| Graduated University |
