This study aims at investigating the interest, understanding, the difficulty of running in each area, barriers and differences in background variables to check the current state of the Five-year-old Nuri Curriculum in practice while providing basic data for diagnose the current state and find ways to complement the development plans. The results of the research are as follows: the interest of the teachers about the Five-year-old Nuri Curriculum appeared relatively high. The basic composition such as 5 territory composition, purpose, and object came out as high understanding level of teachers about the Five-year-old Nuri Curriculum. The section with which the childhood teacher felt the most difficult in the Five-year-old Nuri Curriculums was as follows(from strong to weak): the nature research field, the communication field, the art field and the social relations field, the physical activities field and the health field. The sections with which the early childhood teachers felt the most difficulty were the personal resources (assistant teacher, curriculum specialist and etc) tribe. Through the research result, the teacher research study of the Five-year-old Nuri Curriculum must be provided enough for improvement and developmental plan about the Five-year-old Nuri Curriculum. Development of a variety of programs and education must come to be many in especially those fields, the nature research field and the communication field, which teachers felt difficulty in running, as well. Furthermore, identical working condition will be necessary for both preschool teacher and childcare teacher.