東横線 とうよこせん Meanings Noun Toyoko Line (between Tokyo and Yokohama) Kanji 東 east. Read as トウ. 横 sideways. Read as よこ. 線 line. Read as セン. Words containing 東横線 東急東横線 (とうきゅうとうよこせん) Tōkyū Tōyoko Line Jinuma: Japanese Dictionary · Word lists