Virtual Reality (VR) has emerged as an education tool, employed for learning purposes. In our research, we aim at enhancing child-centered interface for a virtual tourism application which navigate and explore the tourist destinations of Muroran, Japan. The application is aimed at enhancing the child-centered interface within the Oculus environment. In this paper, we developed a prototype application focusing on nine tourist spots in Muroran, Japan. And we conducted preliminary evaluations involving university-level students by using the application. As a result, we success to get many improvement points such as most participants expressed a preference for lively characters and vivid color schemes in the interface, aligning with a child-centric design.