The purpose of this research is to understand the trends of the changes of the actual conditions of the married lives of the intellectual disabilities and to explore the plans for the life-long education support for the maintenance of the stable, married lives. For this, among the results of the investigations of the actual conditions of the handicapped in 2008, 2011, and 2014, which investigated the actual conditions of the married lives by classifying the types of the handicaps, the details related to the intellectual disabilities were organized and the trends of the changes of the actual conditions of the married lives of the intellectual disabilities were understood. Also, the details of the trends of the changes of the married lives were understood by carrying out the focus group interview with the 5 research participants, including 1 married intellectual disabilities, 1 parent of an intellectual disabilities, 1 expert on the sex education for the handicapped, 1 special teacher, and 1 social worker. And the main results are the following. Firstly, the ratio of the unmarried among the intellectual disabilities in the over 10 years of the recent was over 70%. And the ratio of marrying a spouse with a handicap had been decreasing and the ratio of marrying an intellectual disabilities had been increasing. Regarding this, the participants in the research argued that the causes were the insufficiency of the financial support, the negative awareness of the marriage of a handicapped child of a guardian, etc. Secondly, the ratio of having the children among the intellectual disabilities in the over 10 years of the recent had been maintained low compared to the other kinds of handicaps. And the ratio of the handicapped children and the ratio of the intellectual disabilities children had been increasing gradually. Regarding this, the research participants pointed out the insufficiency of the education on the pregnancy and the rearing for the intellectual disabilities as the main causes. Thirdly, the cases in which one felt that very much hindrance was received with regard to the growth and development of a child due to one s own handicap in the over 10 of the recent was the most and had been increasing gradually. And it appeared that, when rearing a child, there were the difficulties mainly with the communication with, and the education expenses for, the child. Fourth, as the methods of supporting the life-long education through the analysis of the prior studies, the development of program targeting the parents having intellectually disabled child, and the development of the programs on the topics such as technique for the marriage for the intellectually disabled persons and the technique for growing child have been studied. In addition, based on the findings of the studies, several discussions and suggestions have been proposed.