Dr. Naobumi Hosogane is an Assistant Professor of Orthopedic Surgery at National Defense Medical College in Tokyo, Japan. Previously, he was an Assistant Professor at Keio University in Tokyo where he completed medical school, postgraduate school, and orthopedic surgery residency as well as spine fellowship. He spent a year as a research fellow at Hospital for Special Surgery in New York in 2007.

His clinical interests include all aspects of spinal condition with emphasis on the complex adult spinal deformity.