Dr. Hiroyuki Kobayashi
| Area | Tochigi Prefecture |
| Medical institution affiliation | Nasu Red Cross Hospital https://www.nasu.jrc.or.jp/internal_medicine |
| Medical specialties | haematology |
| Medical expertise | leukaemia, malignant lymphoma, multiple myeloma, myelodysplastic syndrome, anaemia, thrombocytopenia |
| Graduated University | Kanazawa University |
