Another theory says that Yorimasa, who served Emperor Konoe and Emperor Nijo, both in the blood line of the Retired Emperor Toba, as Ouchi Shugo, the role his family had served for generations, did not willingly accept Emperor Takakura and Emperor Antoku, who were different from the former blood line, and felt opposed to them.
一方で、代々の大内守護として鳥羽院直系の近衛天皇、二条天皇に仕えた頼政が系統の違う高倉天皇、安徳天皇の即位に反発したという説もある