Countries around the world have directed all their resources, expertise, and sciences towards achieving advanced levels in various sports. The aim of sports training is to prepare players well and the research aims to develop flexibility exercises using the Ki-Hara method for handball players. The research aims to identify the impact of Ki-Hara flexibility training on specific physical abilities of the Al-Karkh Second Education Directorate handball team players. Identifying the impact of Ki-Hara flexibility training on the performance of basic handball skills. The researcher used the experimental method with pre-test and post-test for a single group, and the research sample included 14 players aged 14-17 years. Physical and skill tests were used to collect the research data. Among the most important findings: the exercises prepared by the researcher have a positive impact on developing the specific physical abilities of the players of the Al-Karkh Second Education Directorate handball team, and the exercises prepared by the researcher have a positive impact on developing the basic handball skills. The researcher recommends the necessity of using the training prepared by the researcher in developing basic handball skills.