東とう急きゅう東とう横よこ線せんMeaningsNoun1. Tōkyū Tōyoko LineKanji used東east急hurry横sideways線lineComposed of東とうeastern; east; TokyoPrefix急きゅうsudden; abrupt; unexpected; urgent; pressing; steep; sharp; precipitous; rapid; swift; …Na-adjective東とう横よこ線せんToyoko Line (between Tokyo and Yokohama)Noun