Izumo-no-Okuni, Class Name Caster, is a Caster-class Servant be summoned by Ritsuka Fujimaru in the Grand Orders of Fate/Grand Order. An entertainer from the Azuchi-Momoyama period. It is said to be the founder of Kabuki dance, and it is said that the dance has undergone various changes and has been linked to the current Kabuki. It is said to be the shrine maiden of Izumo, and performed a dance around the countries. It is said that the purpose is to promote Izumo Taisha, but it is not clear. The Kabuki dance of Okuni became very popular and attracted the people of the world. However, in due course, the Kabuki dance of Okuni disturbed the morals. Being estranged by those in power at the time It is said that she left for nowhere.