His older brother, Norifusa ICHIJO, was in Tosa Province, and when Norifusa's son Masafusa ICHIJO died an unnatural death in the Fukuhara District in Settsu Province, Fuyuyoshi became the adoptive heir to Norifusa to head the Ichijo family.
兄一条教房が土佐国にあり、また、教房の嫡男一条政房が摂津国福原で横死したため、教房の養嗣子となり家督を継ぐことになる。