5th International Civil Engineering and Architecture Conference (CEAC 2025) will take place on March 28-31, 2025 in Tokyo, Japan. Architecture is closely related to Civil Engineering. Engineering is a creative discipline and there are natural synergies with architecture and many civil engineers work closely with architects during their careers. CEAC is for broad logical discourse, both intra-and interdisciplinary, among Universities, Colleges, Academicians and Department personnel through an assortment of Distinguished addresses, Plenary sessions, Oral and Poster introductions.