Dr. Tadaaki Koyama
| Prefecture | Osaka Prefecture |
| Belonging | Kansai Medical University Hospital https://hp.kmu.ac.jp/treatment/departments/cardiovascular/staff/ |
| Specialized | cardiovascular surgery |
| Experienced | general cardiovascular surgery, off-pump bypass surgery, valvular surgery, ischaemic heart disease (angina pectoris, myocardial infarction), aortic aneurysm |
| Graduated University | Kyoto University |
