Super Simple, Handy and Easy to use! Perfect for tourist when going around the city and for locals when going to work, business or just finding your route around the city of Tokyo. The number and letters indicates the line and station of the subway. Best of all it's FREE! Tokyo Subway Maps train transit is available in 9 different languages: English Japanese Spanish Deutsch/German French Chinese Simplified Chinese Traditional Korean Russian #SuperAwesomeApps http://www.SuperAwesomeApps.com