Yoritomo was soft on his wife and children, he gladly sent an envoy to Masako HOJO reporting that MINAMOTO no Yoriie, Yoritomo's twelve year old son, brought down a deer in Fuji no Makigari (Hunting session at Mt. Fuji) and Masako told Yoritomo off saying it is a matter of course for a son of samurai.
自分の妻子には甘く、富士の巻狩りで12歳の息子源頼家が鹿を仕止めた時は喜んで妻の北条政子に報告の使いを送り、政子に武士の子なら当たり前の事であるとたしなめられている。