In the Battle of Danno-ura, while family members drowned themselves one after another after disastrous defeat became certain, Munemori, the leader of the family, attempted to escape.
壇ノ浦の戦いにおいて、平氏の大敗が決定的になり、一門が次々と入水していく中、棟梁である宗盛は逃げ回るばかりであった。