Emperor Ninken

Emperor Ninken (仁賢天皇, Ninken-tennō) (449 – 9 September 498) was the 24th legendary 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 4 February 488 to 9 September 498.

Source: Wikipedia — https://en.wikipedia.org/wiki/Emperor_Ninken