1993: Graduated from Tokushima University School of Dentistry. 1997: Completed doctoral course at Tokushima University Graduate School of Dentistry. 1997: Research Associate, Department of Pathology, Northwestern University Medical School, USA. 1999: Assistant Professor, Second Department of Oral and Maxillofacial Surgery, Tokushima University Dental Hospital. 2000: Assistant Professor, Second Department of Oral and Maxillofacial Surgery, Tokushima University Faculty of Dentistry. 2001: Lecturer, Department of Oral and Maxillofacial Surgery, Ehime University Hospital. 2006: Associate Professor, Department of Oral and Maxillofacial Surgery, Ehime University Graduate School of Medicine.