Tsujino Housing stands as a significant example of 1980s Japanese residential architecture, located in Minami-Nankai Town, Sennan District, Osaka Prefecture. Designed by architect Toyokazu Watanabe's architectural workshop, this collective housing complex represents the post-war modernist approach to multi-family dwelling design. The building exemplifies the period's commitment to efficient urban living solutions and rational spatial planning. With its completion in 1980, Tsujino Housing reflects the design philosophies and construction techniques characteristic of its era, offering architecture enthusiasts valuable insights into Japan's residential development during the economic growth period of the late twentieth century.