When Conspiracy of Nagayao occurred, Prince Isobe, a son of Prince Kuwata [Kuwata no Miko] who killed himself with his father Prince Nagaya (his mother Minabe no Himemiko), was spared his life and Prince Mineo, a grandson of Prince Isobe became subjects of the state to be granted the hereditary title of TAKASHINA Mahito in 844.
長屋王の変の際、父・長屋王（母：御名部皇女）と共に自害した桑田王の子・磯部王が助命され、その孫の峯緒王が承和(日本)11年（844年）に臣籍降下して高階真人を賜る。