"History of the Later Han Dynasty" (the period of the Northern and Southern Dynasties, established in 432) describes that Wano Nano Kokuo (the King of Japan) received Kanno Wano Nano Kokuo Kinin (the Golden Seal of the King of Japan, Chinese Colony) from Kobu-tei (Emperor Guangwu) of The Later Han Dynasty in 57.
『後漢書』（南北朝時代、432年成立）には、57年に倭奴国王が後漢光武帝から漢委奴国王印を授かった。