Natural Cube is a residential apartment building located in Kawasaki, Kanagawa Prefecture, completed in 2008. Designed by architects Kenji Nawa of Nawa Kenjimu and Masaki Endo of EDH Endo Design Office, this project exemplifies contemporary Japanese residential architecture. The building showcases innovative design principles that balance aesthetic appeal with functional living spaces. Its geometric form and thoughtful spatial planning make it a notable example of early 21st century urban residential design, demonstrating how modern architecture can create meaningful living environments within densely populated urban areas.