Dr. Tetsuya Okunaka
| Prefecture | Tokyo Metropolis |
| Belonging | Sanno Hospital https://www.sannoclc.or.jp/hospital/patient/doctor/kokyuki_c/index.html |
| Specialized | respiratory surgery |
| Experienced | lung cancer, mediastinal tumours, spontaneous pneumothorax, emphysema, minimally invasive surgery (thoracoscopic surgery and endoscopic laser therapy for early central lung cancer) |
| Graduated University | Tokyo Medical University |
