The purpose of this study is the examination by comparing adolescent women's self-formations with the style of self-cognition of the first term adult period. As a result, adolescent women's self-formation's characteristic was to cause the low degree of the own judgment power and to have valued the outward, negative self side. Subjects were 90 adolescences, and 80 adult period people of the first term. SEI-B was used as a measurernent instrument. It is a change of the method of answering the Japanese translation version of Self-Esteem Inventory (SEI) which consisted of 23 items which Janis and Field had made. And, the Awareness of Independence Scale which consisted of 37 items which Katou and Takagi (1980) had made was used. The self was caught from four categories of "outward-internal" and "affirmative-negative". And, this research was examined two points how the valuing degree to each self side and the awareness of independence from the parent influenced the self-formation.
