Continuous Ambulatory Peritoneal Dialysis (CAPD) is one of replacement therapy of End Stage Renal Disease (ESRD). CAPD nurse takes the responsibility in four areas. Those are pre-dialysis stage, during hospitalization, before and during peritoneal dialysis training, and patient at home. Refer to the roles of the nurses, as a care provider, manager, educator and researcher, CAPD nurse has a comprehensible role and function. This comprehensible role and function is also applied in this each area in order to get the better quality of life of the CAPD patients. In this article the role of care provider and manager are discussed. However, the other two, educator and researcher roles are not discussed.