Objectives: This study was conducted to analyze the trends of researches regarding children with precocious puberty and their families in South Korea and to find a new way to research in this area. Methods: The 50 selected studies from http://www.riss4u.net for last 28 years were used. These were analyzed by publication type, field and design of study, subject of study, key concept, and subjects and results used in the comparative study. Results: The 34 of 50 studies were articles and 90% of studies were conducted in medical science. There were 27 (54%) quantitative studies and 20 (40%) qualitative researches and descriptive studies were the most frequently used study design. Key concepts related to precocious puberty were classified in 5 sub-theme; disease, diagnosis, treatment, related factor, and psychological factor. GnRH concentrations of the precocious puberty are higher than normal group. Precocious puberty is related to the endocrine disrupting chemicals(Bisphenol A[BPA] & di-2-ethyhexyl phthalate [DEPH]) and diet. Conclusions: There is a steadily growing presence and increasing visibility of precocious puberty literature in recent years. Further research is necessary to use an interdisciplinary approach to deal with physical and psychosocial needs of children with precocious puberty and their families.