Their Bon-gwan is in Cheongju, North Chungcheong Province.
According to the research held in 2015, the number of Cheongju Yang clan’s member was 38161.
When Yang Gi was a Jinzi Guanglu Daifu (Hanja: 金紫光祿大夫), Princess Noguk had a marriage to an ordinary person planned by Gongmin of Goryeo.
Because of this, Yang Gi entered Goryeo as a fatherly master of the Queen.
Yang Gi became Gongsin (Hanja: 功臣) because he made a lot of contribution to diplomacy in Goryeo and Yuan dynasty.