The Mita Line is a subway line in Tokyo, Japan, operated by the Tokyo Metro. It runs from Mita Station in Minato to Namboku Line at Shirokane-Takanawa Station, covering a distance of approximately 12.2 kilometers. The line has 12 stations and is known for its efficient service and connections to other major lines. Opened in 1968, the Mita Line is characterized by its distinctive teal-colored trains. It serves important areas, including Shinjuku and Roppongi, making it a vital transportation route for commuters and tourists alike. The line is also known for its punctuality and cleanliness.