The purpose of this study was to clarify the aspects of nursing care that promote the maternal role attainment during the postpartum. Nine Japanese low risk expectant mothers took part in the survey during their third trimester up to one month postpartum. Qualitative data were collected from subjects about nursing care that facilitate the establishment of self-image as a mother during pregnancy. The correlation between nursing care provided and the advanced stage maternal role attainment was qualitatively analyzed. Expectant mothers advanced to the informal stage from the formal stage of maternal role attainment during the early postpartum period. The following aspects of nursing care effectively promoted the maternal role attainment. 1. Facilitating expression that the expectant mother has experience negative feeling and ambivalence through becoming a mother. 2. Facilitating an expectant mother to develop a self-image as a mother free from conventional maternal role models. 3. Facilitating an expectant mother to search for concrete maternal role models. 4. Facilitating an expectant mother to discuss her fantasies about nurturing "her baby". 5. Facilitating an expectant mother to express her feelings about becoming a mother.