The Yurakucho Line is a rapid transit line in Tokyo, Japan, operated by Tokyo Metro. It runs from Shin-Kiba in the east to Wakoshi in the west, covering a distance of approximately 23 kilometers. The line is known for its convenient connections to other major lines, making it a popular choice for commuters and travelers. Opened in 1974, the Yurakucho Line features 21 stations, including key stops like Tokyo, Ikebukuro, and Shinjuku. The line is characterized by its underground sections in central Tokyo and elevated tracks in the outer areas, providing efficient transportation across the city.