Dr. Masaaki Kawai
| Area | Yamagata Prefecture |
| Medical institution affiliation | Yamagata University Hospital https://www1.id.yamagata-u.ac.jp/MIDINFO/clinics/department/suf_a.html |
| Medical specialties | breast surgery |
| Medical expertise | breast cancer treatment, surgery and drug therapy |
| Graduated University | Tohoku University |
