From around the age of Motoharu, derivative families were established by illegitimate children, and the Saka family, Aritomi clan, Obara clan, Chuma clan, Fukubara clan and so on were established.
元春の代あたりから庶子家が派生し、坂氏・有富氏・麻原氏・中馬氏・福原氏などが生まれている。