The Tsuchimikado family (the Abe clan) served as Onmyo no kami (Director of Onmyoryo, or Bureau of Divination) for generations, however, the post was transferred by Yasushige TSUCHIMIKADO to the Kotokui family at the beginning of Edo period, and after that, the conflicts over the authenticity of the control of the Onmyoji long lasted between Yasushige who was requiring to return the post of Director and the Kotokui family, but who was rejected the return.
土御門家_(安倍氏)は、代々陰陽頭を務めていたが、江戸時代初期に土御門泰重がその座を幸徳井家に譲渡、その後その陰陽師支配の権限を巡る争いから陰陽頭の返上を求める泰重とこれを拒む幸徳井家側との対立が長く続いた。