The purpose of the present study was to investigate the achievement and succession process of professional identity of a potter artist from the viewpoint of Erikson's Epigenetic Schema. The interviewee was Prof. Tsunehide Shimabukuro, one of the leading ceramic artists in Okinawa, Japan. By the analysis of his narratives, the following results were clarified: (1)Professional identity was achieved in the process of re-achievement of psychosocial tasks from infancy to adolescence in professional work. (2)Five common characteristics in professional work between clinical psychologists and artisans.