As a result, the Taira clan forces gave the command of the Seto Inland Sea to the Kanto government forces and Chugoku, Shikoku region bushi such as the Kumano Navy led by Kumano Betto Tanzo and Michinobu KONO's navy started to take the Kamakura government's side.
この結果、平氏軍は関東政権軍へ瀬戸内海の制海権を明け渡すこととなり、熊野別当湛増が率いる熊野水軍や，河野通信らの水軍を始めとする中国・四国の武士が続々と鎌倉政権へ味方した。