Dr. Hiroshi Matsumoto
| Prefecture | Chiba Prefecture |
| Belonging | New Tokyo Hospital https://www.shin-tokyohospital.or.jp/department/digestivesurgery/outline/about |
| Specialized | digestive surgery |
| Experienced | gastrointestinal surgery, minimally invasive surgical treatment and chemotherapy for colorectal cancer |
| Graduated University | Nara Medical University |
