Yi Sun-sin, Korean admiral, defeats Japanese fleet

Yo-chang, prince of Kudara, defeats Koma (553), beaten by Shiragi

Yodo (Yamanouchi Yodo) (1827-72), feudatory of Tosa, memorial to shogun

Yodo, estate of

Yodo or Yodogimi, daughter of Asai Nagamasa and mother of Toyotomi Hideyori; civil party sides with; against Ieyasu; Ieyasu promotes quarrel between Katagiri Katsumoto and; intrigue through her sister; death

Yokohama, opened to American trade (1858)

Yoko-yama, castle of Nagamasa

Yolang, or Pyong-yang, Korea

Yomei, 31st Emperor (586-7); Buddhism

Yomi, hades, compared to Indian Yama; identified with Yomi-shima, between Hoki and Izumo