For example, in the case of the Gimhae Kim clan, there was the hongan having the royal family of Gimgwan Gaya as its founder, the Jeung Gimhae Kim clan having Sayaka as its founder, and the Kim clan (they later changed their name to the Gimnyeong Kim clan) claimed themselves as the descendants of the royal family of Silla and having Gimhae as its hongan.
たとえば、金海金氏の場合、金官伽耶王族を祖とする本貫と沙也可などを祖とする贈金海金氏、新羅王族の末裔を称し、金海を本貫にした金氏（後に金寧金氏と改称した）が存在した。