According to Chugoku Taiheiki, 'Tamemoto SHO, the lord of Sarukakeno-jo Castle attacked and fought against Ueno Izu no kami (Yoriuji UENO) residing in Mt. Taisho and Ueno Uemon no jo (Yoriuji's brother) residing in Mt. Kosho in 1533.
中国太平記によれば、「大松山には上野伊豆守居住して小松山の城には同右衛門尉を置かれける処に、天文二年猿掛の城主庄為資押し寄せて相戦う。