Dr. Takashi Toyonaga
| Area | Osaka Prefecture |
| Medical institution affiliation | Kobe University Hospital https://www.hosp.kobe-u.ac.jp/department/department/syouka.html |
| Medical specialties | gastroenterology |
| Medical expertise | endoscopic diagnostic treatment of gastrointestinal cancers, especially endoscopic submucosal dissection (ESD) |
| Graduated University |
