Dr. Arudo Hiraoka
| Area | Okayama Prefecture |
| Medical institution affiliation | Sakakibara Heart Institute of Okayama https://www.sakakibara-hp.com/department/cvsurgery/staff/hiraoka.php |
| Medical specialties | cardiovascular surgery |
| Medical expertise | valvular, coronary and aortic aneurysms |
| Graduated University | Kyoto University |
