The Nihon University Third Academy Second Gymnasium is an indoor sports facility completed in 1990, located in Tsukushi-cho, Machida, Tokyo. Designed and constructed by Kajima Corporation, this building represents the architectural practices of the early 1990s in Japanese educational facility design. The gymnasium serves as a vital recreational and athletic space for students and staff at the institution. Its construction reflects the period's emphasis on durable, functional sports infrastructure that prioritizes usability and structural efficiency for multiple athletic activities and events.