Shinjuku

Shinjuku is a prominent administrative and commercial center located within Tokyo, Japan. It functions as one of the 23 special wards of Tokyo, maintaining a population of 349,385 residents within the Asia/Tokyo timezone.

Several historical turning points reshaped Shinjuku into its present form. In 1698, the area developed as Naitō-Shinjuku along the Kōshū Kaidō. Following the Great Kantō Earthquake in 1923, the seismically stable district largely escaped severe devastation, which later enabled West Shinjuku to become an area characterized by numerous skyscrapers. After destruction during the Tokyo air raids in 1945, the ward was officially established on March 15, 1947, through the merger of Yotsuya, Ushigome, and Yodobashi. By the 1960s, Shinjuku emerged as an epicenter for artistic avant-gardes and new ideas, hosting underground venues like the Scorpio Theatre and fostering vibrant cinematic, theatrical, and musical movements.

What is Shinjuku?

Shinjuku, officially designated as Shinjuku City, is one of the 23 special wards of Tokyo, Japan. Located within the administrative area of Tokyo at latitude 35.69115 and longitude 139.70854, the municipality operates in the Asia/Tokyo timezone using the Japanese language and JPY currency.

What marked a historical turning point for Shinjuku?

The Great Kantō Earthquake in 1923 served as a crucial historical turning point in the development of the area. Because this seismically stable terrain largely escaped the devastation that struck other parts of the region, Shinjuku began to develop rapidly into its modern form. This geographical resilience explains why West Shinjuku remains one of the few districts in Tokyo featuring a dense concentration of skyscrapers.

Prior to this pivotal 1923 disaster, the territory evolved through several distinct eras. In 1634, during the Edo period, temples and shrines relocated to the Yotsuya area on the western edge when the outer moat of the Edo Castle was constructed. By 1698, Naitō-Shinjuku had emerged as a new station along the Kōshū Kaidō, one of the era's major highways. The name derived from the daimyō family Naitō, whose mansion stood on land that is now the Shinjuku Gyoen public park. Later, in 1898, the Yodobashi Water Purification Plant was built between the park and the future train station site, functioning as the city's inaugural modern water treatment facility.

Further reshaping occurred after the Tokyo air raids between May and August 1945 destroyed nearly 90 percent of the structures in and around Shinjuku Station. The post-war era preserved the pre-war framework of roads and rails, which subsequently formed the heart of Shinjuku's reconstruction. On March 15, 1947, the present ward was officially established through the merger of the former wards of Yotsuya, Ushigome, and Yodobashi. During the 1964 Summer Olympics, the area served as part of the 50 km walk and marathon course. Furthermore, the closure of the Yodobashi Water Purification Plant in March 1965 cleared the space for the skyscrapers that define West Shinjuku today.

What is Shinjuku's status today?

Shinjuku functions as a major secondary center of Tokyo, often called fukutoshin, rivaling the original city center in Marunouchi. As a prominent commercial and administrative hub, the municipality houses the northern half of Shinjuku Station—recognized as the busiest railway station in the world—along with the Tokyo Metropolitan Government Building. Official figures place the population at approximately 349,385 residents.