Riding the Rails in Tokyo Is Overwhelming, But Easy With 882 stations on 14 lines, Tokyo’s amazing subway system is one of the largest — and busiest — in all the world. The system map is a twisted mass of squiggles that resembles a Jackson Pollock painting, and conditions on its trains give new meaning to the word “crowded.” It all had me more […] With 882 stations on 14 lines, Tokyo's amazing sub