The Tokyo Metropolitan Tama Library and Tokyo Metropolitan Archives, completed in 2016, represents a contemporary approach to public institutional design by Sato General Planning. Located in Kokubunji, this facility seamlessly integrates library and archival functions within a thoughtfully designed structure. The building exemplifies modern Japanese architecture through its efficient spatial organization and careful attention to how visitors experience the interplay between knowledge preservation and public accessibility. Its design reflects current best practices in creating welcoming, functional spaces for both casual patrons and serious researchers, making it a notable example of twenty-first century civic architecture in the Tokyo metropolitan area.