Yokoyama Shouten is a striking example of late 1970s industrial architecture located in Nagaoka, Niigata Prefecture. Completed in 1978 and designed by Cho Kensetsu Sekkei, this multifunctional facility exemplifies the pragmatic design approach of its era. The building seamlessly combines factory, workshop, and warehouse spaces with administrative offices, reflecting the integrated operational needs of mid-scale manufacturing enterprises during Japan's high-growth period. Its architectural composition demonstrates the efficient spatial planning characteristic of post-war Japanese industrial design, making it a noteworthy case study for enthusiasts interested in functional modernism and the evolution of commercial buildings in regional Japan.