After the Taira family fled the capital, Noritsune was the only one who did well in the declining Taira family and fought furiously in the Battle of Mizushima, the Battle of Rokukado, and the Battle of Yashima, harassing the Kawachi Genji.
都落ち後、退勢にある平家の中でひとり気を吐き、水島の戦い、六箇度合戦、屋島の戦いで奮戦して河内源氏を苦しめた。