Dr. Kanya Honoki is an associate professor and the chief of musculoskeletal oncology unit in the Department of Orthopedic Surgery, Arthroplasty and Regenerative Medicine at Nara Medical University, Japan. After acquisition of his PhD degree at Nara Medical University, he finished his postdoctoral fellowship at Jefferson Medical College. He has devoted his effort, energy, and passion into the field of orthopedic oncology, especially both basic and clinical pathogenesis of the disease progression in sarcomas. Dr. Honoki is also engaged in the research of cancer and stem cell biology and regenerative and restorative medicine. He is an active member of American and European Association for Cancer Research and International Society for Stem Cell Research, Japanese Cancer Association, and Japanese Orthopedic Association and has numerous publications in these areas.