歌人としても優れていた頼政は、和歌などの文化活動を行い、家集に「源三位頼政集」がある。

Also known as an excellent waka poet, Yorimasa was actively engaged in waka poetry and other cultural activities, 'Gen-zanmi Yorimasa-shu' is an anthology of his poems. - Wikipedia日英京都関連文書対訳コーパス

このため、平家一門が三位以上に列せられたのに続いて、当時、源氏の傍流となっていた摂津源氏の源頼政が、源氏として初めて従三位に昇った際には、異例とされ、世に源三位（げんざんみ）と称された。

Thus, when MINAMOTO no Yorimasa of Settsu-Genji (Minamoto clan), who had become a tributary of the Minamoto clan at that time, became the first from the Minamoto clan to be promoted to Jusanmi, after the Taira family were granted Sanmi and higher ranks, it was considered exceptional and was referred to as Genzanmi. - Wikipedia日英京都関連文書対訳コーパス

悪霊の討伐として抜擢された源三位入道頼政（源頼政）は、元凶である鵺（ヌエと読み。頭はサル、胴体はタヌキ、手足はトラ、尾はヘビ。元はトラツグミの不気味な鳴き声のみから想像したもので形は曖昧だったともいう）という妖怪・もののけを弓矢で退治した」

MINAMOTO no sanmi nyudo Yorimasa (MINAMOTO no Yorimasa) was selected as a leader to attack the evil spirit and got rid of the monster called nue (a monster with a monkey head, raccoon dog's body, tiger's paws and feet and a snakes' tale, which was originally imagined by an eerie voice of a White Thrush. It is also said that the figure was not clear).' - Wikipedia日英京都関連文書対訳コーパス