A sword in a kofun named Etafunayamakofun had Chinese characters describing Emperor Yūryaku (in kanji), Historian Wakatakeru has suggested this.
This area was under the control of Yamato Ouken. A sword in a kofun named Etafunayamakofun had Chinese characters, Historian Wakatakeru has suggested this. These Chinese characters are describing Emperor Yūryaku (in kanji).