(1) The Toyoko Line used to serve the Hibiya Line, but this service was discontinued in 2001, and the Hibiya Line now serves the subcenter of the Tokyo metropolitan area (from “Railway Direct Service: An Inquisitive Reader”).
(1) The Toyoko Line used to serve the Hibiya Line, but this service was discontinued in 2001, and the Hibiya Line now serves the subcenter of the Tokyo metropolitan area (from “Railway Direct Service: An Inquisitive Reader”).