ERA
Descendants of the Warrior Who Refused Yoritomo: Who Was Nitta Yoshishige, Founder of the Nitta Clan?
Nitta Yoshishige, Yoshisada's ancestor, refused to join Yoritomo's uprising against the Taira. That decision shaped the Nitta clan's fate for 150 years — until his descendant Yoshisada destroyed the very shogunate Yoritomo founded.