Thereafter, ABE no Arimori, the child of ABE no Ariyo, ABE no Arisue, as well as ABE no Arinobu, were made kugyo from generation to generation, eventually advancing the Abe clan that was originally middle class nobility to the status of Tosho-ke, and during the days of ABE no Arinobu in the 16th century, by seizing the opportunity presented when the Kadenokoji family (formerly the Kamo clan) was extinguished, the Abe clan became a monopoly in both arts of astronomy and calendar-making for over 5 generations.
その後も、安倍有世の子安倍有盛から安倍有季・安倍有宣と代々公卿に昇進し、本来は中級貴族であった安倍氏を堂上家の家格にまで躍進させ、16世紀の安倍有宣の代には勘解由小路家（旧賀茂氏）の断絶の機会を捉えてその後5代にわたって天文・暦の両道にかかわる職掌を独占した。