Yūrakuchō Line Yūrakuchō Line may refer to: Tokyo Metro Yūrakuchō Line Seibu Yūrakuchō Line Tokyo Metro Fukutoshin Line, formally called the Yūrakuchō New Line Index of articles associated with the same name This article includes a list of related items that share the same name (or similar names). If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.