Dr. Tetsuya Sumiyoshi
| Prefecture | Hokkaido Prefecture |
| Belonging | TONAN HOSPITAL https://www.tonan.kkr.or.jp/about/doctor.html |
| Specialized | gastroenterology |
| Experienced | gastric cancer endoscopic surgery |
| Graduated University |
| Prefecture | Hokkaido Prefecture |
| Belonging | TONAN HOSPITAL https://www.tonan.kkr.or.jp/about/doctor.html |
| Specialized | gastroenterology |
| Experienced | gastric cancer endoscopic surgery |
| Graduated University |
