The Yotsuya Collective Housing, completed in 2012 in Shinjuku Ward, Tokyo, represents a thoughtful approach to contemporary urban residential design. Created by architect Tsuneyasu Kitayama and Architecture Workshop, this project reimagines the traditional rowhouse typology for modern living. Situated in a densely populated area, the building demonstrates how innovative spatial planning can create cohesive community spaces while respecting Tokyo's urban fabric. The design skillfully balances individual privacy with shared communal areas, making it a significant example of early 21st-century Japanese residential architecture that honors traditional neighborhood characteristics while embracing contemporary living standards.