The Nitta clan's territory had not been increased thereafter, and the clan was weakened owing to a divided succession along with the establishment of the Serada clan and Iwamatsu clan, etc., and the disposal of the territory.
その後も新田氏の所領が増えることはなく、世良田氏や岩松氏の創立などの分割相続と所領の沽却により弱体化する。