Dr. Hiroshi Onishi
| Area | Yamanashi Prefecture |
| Medical institution affiliation | Yamanashi University Hospital https://www.hosp.yamanashi.ac.jp/departments/1463/ |
| Medical specialties | radiotherapy department |
| Medical expertise | lung cancer, prostate cancer, liver cancer, head and neck cancer, cervical cancer, brain tumours, oesophageal cancer, liver cancer, recurrent cancer, high-precision radiation therapy |
| Graduated University | Chiba University |
