According to the Mumo family records, 'Kageyasu UTSUNOMIYA (later Sadayasu) lived at Karasuma, Kyoto. His son, Muneyasu UTSUNOMIYA was the Governor of Mikawa Province and lived in Iyo.'
武茂系図によれば、宇都宮景泰（後の貞泰）は、「京都烏丸に住み、その子の宇都宮宗泰については三河守で伊予住人」とある。