The Test Director (총 시험 감독관, 總 試驗 監督官, Chong Shiheom Gahmdokgwahn, Head Exam Director, "Test Director") is someone who decides the specifics for each Test in accordance with the authority granted by the Ruler of the Floor. The Test Director might approve the overall results of the Regulars, which have been graded by the Test Administrators. A director's main function is to supervise all the examinations that Regulars undergo on a Floor and also coordinate with the Test Administrators the procedures of the tests; however, on special occasions, a director may administer a test by themselves.