Self-stigma is factor that prompts mental patients to reject participating in society and treatment. This study aimed to consider factors that increase or reduce the self-stigma of patients with mental illness. The 4 subjects were divided into 2 traits according to the degree of self-stigma, and the interviews of patients with high and low self-stigma were analyzed. The results indicate discrimination and prejudice against patients with mental illness by family, medical staff, and acquaintances intensify mental patients' self-stigma. Furthermore, positive self-awareness bolstered by the support of receptive family members, medical staff, and acquaintances reduces mental patients' self-stigma. In conclusion, patients with mental illness can gain successful experiences through the support of receptive family members, medical staff, and acquaintances with mental illness. Moreover, they can gain positive selfawareness through successful experiences and take action to better cope with self-stigma in society