After Ieto, the provisional governor of Owari Province, became his guardian, Tametomo lived in Bungo Province, and later he married a daughter of TAIRA no Tadakuni from Aso, Higo Province.
尾張権守家遠が後見となって豊後国に住んでいたが、肥後国阿蘇の平忠国の婿となった。