Another explanation is that they came from Kara (Kaya) or Silla (there is a legend stating that Silla, formerly called Shinkan, was where survivors of the Qin dynasty settled).
加羅（伽耶）または新羅から来たのではないかとも考えられている（新羅は古く辰韓＝秦韓と呼ばれ秦の遺民が住み着いたとの伝承がある）。