Doctor of Medicine, Wakayama Medical College, 1980. Doctor of Philosophy, Wakayama Medical College, 1989.
Chief orthopaedic surgery Saiseikai Wakayama Hospital, Wakayama, 1986—1987. Assistant in orthopaedic surgery Wakayama Medical College, 1987—1996. Research fellow spine division University Iowa, Ames, 1992—1993.
Assistant professor Wakayama Medical University, 1996—2004, associate professor, since 2004.
Member of Cervical Spine Research Society, Orthopaedic Research Society, International Society for Study of Lumbar Spine.
Married Chikako Tatsumi Kawakami, February 16, 1986. Children: Ayako, Mayuko.