Kosuke Yamaguchi received his M.D. from Tottori University in 2003 and his Ph.D. in 2009. He worked as an Assistant Professor at Tottori University Faculty of Medicine (2009–2016) and at Tottori University Hospital (2016–2020). In 2020, he was promoted to Lecturer at Tottori University Hospital and has been a Lecturer at Tottori University Faculty of Medicine since 2023. His research focuses on oncology, immunology, and immunotherapy.