Dr. Hirotoshi Hasegawa
| Prefecture | Chiba Prefecture |
| Belonging | TOKYO DENTAL COLLEGE ICHIKAWA GENERAL HOSPITAL https://www.tdc.ac.jp/igh/tabid/841/Default.aspx |
| Specialized | digestive surgery |
| Experienced | gastrointestinal surgery (especially surgical treatment of colorectal and anal diseases), chemotherapy for gastrointestinal cancer, endoscopic surgery |
| Graduated University | Keio University |
