Emperor Kenzō

Emperor Kenzō (顕宗天皇, Kenzō-tennō) (449/50–487) was the 23rd emperor of Japan, according to the traditional order of succession. No firm dates can be assigned to this emperor's life or reign, but he is conventionally considered to have reigned from 485 to 487.

Source: Wikipedia — https://en.wikipedia.org/wiki/Emperor_Kenz%C5%8D