Yotsuya Tenera is a contemporary residential complex located in Shinjuku Ward, Tokyo, completed in 2010. Designed by architect Akira Koyama in collaboration with Key Operation, this building showcases modern design principles while meeting the practical demands of urban living. Situated in the vibrant Yotsuya district, the complex demonstrates thoughtful integration with its surrounding environment. The structure reflects the collaborative approach of its designers, blending functional apartment layouts with aesthetic architectural considerations that characterize early twenty-first-century Tokyo residential development.