Based on his decision that breaking through Gokurakujizaka kiridoshi was impossible, Yoshisada broke through Inamuragasaki to take advantage of the low tide, attacking bakufu forces in the rear and then rushed into Kamakura.
極楽寺坂切通しの突破を困難と判断した義貞は、干潮に乗じて稲村ヶ崎から強行突破し、幕府軍の背後を突いて鎌倉へ乱入。