Emperor Ninken 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.
Emperor Ninken
Emperor Kenzō was the 23rd legendary emperor of Japan, according to the traditional order of succession.
Emperor Kenzō
This sample page from Nihon Ōdai Ichiran (1834) represents the first published account of Emperor Kenzō's reign to become available in the West.