Prior to this, Tanefusa HARA absconded from the front line as he was attacked by Tsuneyori TO, who joined in the camp in November 1455, and Yasutane MAKUWARI and his son Tanemochi MAKUWARI were also defeated and killed, but Sanetane CHIBA, who was in the main branch of the Chiba clan, did not have sufficient influence to hold the command of Shimousa Province.
これより前、康正元年（1455年）11月に着陣した東常縁に追われ、原胤房は逐電し、馬加康胤とその子馬加胤持も討ち取られたが、千葉氏嫡流の千葉実胤には下総国を掌握するだけの力が無かった。