Nishi-Shinjuku Prime Square (1 Okubo, Shinjuku-ku, Tokyo) is located near Okubo Station. It is a high-grade building with a stately and innovative diamond-shaped exterior and a wide entrance, and is in good management condition. The bright, well-lit interior has many windows and is fully equipped with mechanical security, an OA floor, and separate men's and women's outside toilets. The building is conveniently located near Kotakibashi-dori and Shokuan-dori, and within walking distance of Seibu Shinjuku Station and Shinjuku Station. Please take a look at the building.