The Nakano City National Judo and Kendo Hall, completed in 1978, represents a functional modernist approach to sports facility design. Designed by Ikeda Design Office, this indoor gymnasium showcases the architectural trends of late 1970s Japan. Located in Nakano, Nagano Prefecture, the building exemplifies the era's emphasis on creating accessible public sports infrastructure. The facility's straightforward design prioritizes practical functionality while maintaining the clean lines characteristic of Japanese modernist architecture from this period. Its construction reflects the growing importance of martial arts training facilities in Japanese communities during the post-war decades.