On October 6 at night, Hyobe SAITO (斉藤兵部), a retainer of Noto FUJITA who was a vassal of Kagekatsu UESUGI visited the Date's headquarters in Mt. Kunimi with about 4,000 peasants and others from Date and Shinobu Districts to hold secret communication, and Takumi Gokurakuji (極楽寺内匠), the head of the artillery for Yamashiro no kami (governor of Yamashiro Province) NAOE offered Shigesane DATE his cooperation.
6日夜、伊達の国見山本陣に、上杉景勝家臣藤田能登家士斉藤兵部が、伊達・信夫の百姓等4千人を伴い内通してきた他、直江山城守鉄砲頭極楽寺内匠が伊達成実に協力を申し出てきた。