Shinjuku is major commercial and business center, housing the busiest train station in the world, Shinjuku Station. Shinjuku can be divided in three areas. The West Exit area is an office and administrative district with high-rise buildings, such as the Tokyo Metropolitan Government Office Building. The East Exit area has numerous large department stores, other large retail stores, specialist electronic and camera shops, cinemas, restaurants and bars. The South Exit area is renowned for shopping and entertainment, including the prominent red-light district, Kabukicho.
The neighborhood is a transport hub for commuters traveling in from the west of Tokyo as it is home to four popular train lines: the Shinjuku Line, the JR Yamanote Line, the Tozai Line, and the Tokyo Metro Fukutoshin Line. During the morning rush hour, Takadanobaba is one of the hot-points of the Tokyo transport network with all three station bursting at the seams with local residents, student and commuters. Like neighboring Waseda, the area is synonymous with students. In the evening, the student aspect to the town becomes far more prominent. The streets around the station become crowded with large groups of students staggering out of the numerous bars and izakaya.
A large commercial and entertainment district of Tokyo, centered around Ikebukuro Station, the second busiest station in Japan, second only to Shinkjuku Station. The East side of the station, there are large departments stores, Seibu and Tobu, and a wide variety of clothing stores, electronic stores, restaurants and Sunshine City. On the west side are the Tokyo Art Theater and some universities nestled among department stores and shopping streets. Many university students can be seen walking around the town.
Yoyogi is an area between Shinjuku and Harajuku. In spite the busy atmosphere of Shinjuku area is only a few steps away, Yoyogi area is very peaceful having much residential areas. One of the largest parks in Tokyo, the Yoyogi Park is located south of the famous Meiji Shrine right beside Yoyogi station. Being the main site of the 1964 Summer Olympics, Yoyogi National Gymnasium is located within Yoyogi Park still hosting volleyball, wrestling, basketball and many sports tournaments.