With respect to the fact that Dakiniten who is closely connected to sex has a relationship with sokuikanjo, there is a view that seeks the root to the relationship between sex and the emperor, as Yoshihiko AMINO claimed.
性に関係が深い荼枳尼天が即位灌頂と関係があることについては、網野善彦が唱えたように性と天皇との関わり合いに求める説がある。