However, Chikafusa KITABATAKE, who was Genji choja, explained in his book "Shokugensho" that being the Shogakuin betto satisfied the requirement to become Genji choja (in this case, the deputy becomes the Junnain betto).
しかし、自身も源氏長者だった北畠親房の『職原鈔』によれば、奨学院別当のみでも要件を満たす（その場合、次席が淳和院別当となる）と解説している。