It is said that the Hata clan was a group of immigrants to Wakoku (the ancient Japan) in the Japanese archipelago via the Korean Peninsula during the sixth century and its roots are traced to the first Qin Emperor.
秦氏は6世紀頃に朝鮮半島を経由して日本列島の倭国へ渡来した渡来人集団と言われ、そのルーツは秦の始皇帝ともいう。