The divided Abe clan was reunited under ABE no Ariyo (a descendent of Yasuchika), who was backed by the Muromachi bakufu (a Japanese feudal government headed by a shogun); they named themselves the Tsuchimikado family (the Abe clan), and acquired a position from which they could supervise both tenmondo and onmyodo.
安倍氏の分裂状態は室町幕府の支援を受けた安倍有世（泰親の子孫）の元で統一が図られ、土御門家(安倍氏)と号して天文道・陰陽道を統括する立場となった。