Background: Since core competence-based training is in demand, this study aimed to revise suitable major competencies for the Department of Physical Therapy at U University and use them to propose appropriate educational processes. Objectives: This research was to modify the competencies established in 2020 for Physical Therapy using focus group interviews, validate them using the Delphi survey, and modify a curriculum that aligns with competencies. Design: Panel survey research. Methods: This case study was conducted at U University. To reform curricula based on major competence, related documents were analyzed, expert opinions were obtained, and expert panel group Delphi survey was conducted. Results: The three major competencies of the Department of Physical Therapy at U University and 6 sub-competencies were defined by focus group interviews and review by the Physical Therapy Department Curriculum Committee. Additionally, the validity of the major competencies was established by the Delphi survey. Conclusions: Through step-by-step analysis, the current curriculum was revised into three major competencies and six sub-competencies, and the validity of the selected competencies was secured through a Delphi survey.