In Noriyori's letter to Yoritomo to appeal his plight, he explained about a rumor that Tanzo of the Kumano suigun Navy who was taken by Yoshitsune, in charge of the Shikoku region, would come to the Kyushu region, and complained of losing his prestige.
範頼は頼朝に窮状を訴える手紙の中で、四国担当の義経が引き入れた熊野水軍の湛増が九州へ渡ってくるという噂を聞いて、九州担当の自分の面子が立たないとの苦情も書いている。