Dr. Tetsuya Okunaka
| Area | Tokyo Metropolis |
| Medical institution affiliation | Sanno Hospital https://www.sannoclc.or.jp/hospital/patient/doctor/kokyuki_c/index.html |
| Medical specialties | respiratory surgery |
| Medical expertise | 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 |
