Dr. Takuji Okusaka
| Prefecture | Tokyo Metropolis |
| Belonging | National Cancer Center Hospital https://www.ncc.go.jp/jp/ncch/clinic/hepatobiliary_oncology/010/index.html |
| Specialized | hepatobiliary endocrinology |
| Experienced | medical treatment (chemotherapy) of pancreatic cancer, biliary tract (gallbladder) cancer, liver cancer and neuroendocrine tumours |
| Graduated University | Gifu University |
