The Karasuma Line is one of the two lines of the Kyoto Municipal Subway operated by Kyoto Municipal Transportation Bureau in Kyoto, Japan. On maps, diagrams and signboards, the line is colored green, and its stations are given numbers following the letter "K". It serves seven of Kyoto's eleven wards: Sakyō-ku, Kita-ku, Kamigyō-ku, Nakagyō-ku, Shimogyō-ku, Minami-ku, and Fushimi-ku. It connects Kokusaikaikan in Sakyō-ku and Takeda in Minami-ku.

The Kyoto Municipal Subway , also known as Kyoto City Subway, is the rapid transit network in the city of Kyoto, Japan. Operated by the Kyoto Municipal Transportation Bureau, it has two lines.