Kogakuin University Attached Junior and Senior High School Indoor Practice Facility, completed in 2020, represents a contemporary approach to educational sports architecture in Tokyo's Hachioji district. Designed by Kashihara Toru Architectural Design Office, this facility exemplifies modern design principles tailored to support student athletic development. The structure integrates functional efficiency with architectural refinement, providing versatile indoor training spaces that accommodate multiple sports disciplines. Its completion marks a significant enhancement to the school's infrastructure, demonstrating the institution's commitment to comprehensive student wellness and competitive sports programs.