Emperor Shōwa 29 April 1901 7 January 1989 commonly known in Englishspeaking countries by his personal name Hirohito was the 124th emperor of Japan ruling from 25 December 1926 until his death in 1989 Hirohito and his wife Empress Kōjun had two sons and five daughters he was succeeded by his fifth child and eldest son Akihito By 1979 Hirohito was the only monarch in the world with the title emperor He was the longestreigning historical Japanese emperor and one of the longestreigning monarchs in the world