Ankamon'in Uemonnosuke

…She became a concubine of Fujiwara no Teika's eldest son Tameie, gave birth to Tamesuke, and established the foundation of the Reizei family in opposition to Tameuji's Nijō family. She is included in the imperial anthologies under the names Ankamon'in Uemonnosuke and Ankamon'in Shijō in the Zoku Shūi-shū and subsequent volumes, but her real name is unknown. After she became a monk, she was called Abutsu. …

*Some of the terminology explanations that refer to "Akamon'in Uemonnosuke" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…藤原定家の嫡男為家の側室となり為相（ためすけ）を生み，為氏の二条家に対抗して冷泉（れいぜい）家の基礎を築いた。勅撰集には安嘉門院右衛門佐，安嘉門院四条の名で《続拾遺集》以下に入集するが，実名は未詳。出家後，阿仏と呼ばれた。…

※「安嘉門院右衛門佐」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報