This resulted in Yoshitsugu kidnapping Masamune 's father Terumune during their meeting in Miyamori Castle , where Terumune was staying at during the time .
Masamune agreed to accept the surrender , but on the heavy condition that the Hatakeyama give up most of their territory to the Date .
This resulted in Hatakeyama kidnapping Masamune 's father Terumune during their meeting in Miyamori Castle , where Terumune was staying at during the time .
Masamune agreed to accept the surrender , but on the heavy condition that the Hatakeyama give up most of their territory to the Date .