It was not only because of his former kindness, but also because Yoritomo felt reassured by the participation of Yorimori, who had close ties to Goshirakawa and Hachijoin.
それは旧恩だけでなく後白河や八条院と太いパイプを持つ頼盛の参入に、心強さを感じていたことも理由の一つとして考えられる。