Map of JR Keihin-Tohoku Line and other lines.
<a href="//commons.wikimedia.org/wiki/User:RailRider" title="User:RailRider">RailRider</a>
CC BY-SA 3.0
Own work (based on <a href="//commons.wikimedia.org/wiki/File:JR_Keihin-Tohoku_Line_linemap.svg" title="File:JR Keihin-Tohoku Line linemap.svg">JR Keihin-Tohoku Line linemap.svg</a>)