What’s interesting in Shinjuku?

Shinjuku is located in Shinjuku ward, Tokyo. It is a major commercial and administrative center, housing the busiest train station in the world (Shinjuku Station) and the Tokyo Metropolitan Government Building, the administration center for the government of Tokyo. Although the area immediately surrounding Shinjuku Station is home to hotels, department stores, specialist electronic and camera shops, cinemas, restaurants, and bars, the rest of the city is a mix of residential with commercial areas concentrated around railway stations. Notable areas of Shinjuku ward include:

Ichigaya: A commercial area in eastern Shinjuku, site of the Ministry of Defense.
Kabukichō: A red-light district well known for its bars, restaurants, and establishments.
Kagurazaka: Once one of Tokyo’s last remaining hanamachi or geisha districts. Sometimes nicknamed “Little Paris,” Kagurazaka currently hosts a sizable French community.Shinjuku Gyoen: A Large park, 58.3 hectares, 3.5 km in circumference, blending Japanese traditional, English Landscape and French Formal style gardens.
Yotsuya: An upscale residential and commercial district; the Arakichō area is well known for its many small restaurants, bars, and izakaya (taverns).